Do It For Your Brother
Theo's POV
I never thought my twelfth birthday would end with doctors asking if my twin brother could move into my head, but thatās exactly how it went down.
Carson and I were identical twinsāsame messy brown hair, same green eyes, same smirk when we were up to no good. But I was the one tearing around the neighborhood on my bike, getting picked first for pickup games, and cracking jokes that had teachers shaking their heads with a grin. Carson was the quiet one. Smarter in that bookish way. Heād rather build massive Lego cities than chase a soccer ball, but we still did everything together. Until we didnāt.
I heard most of it secondhand. Mom pulled me into the hallway outside Carsonās hospital room, eyes red and puffy. Dad stood beside her, arms crossed so tight his knuckles were white, looking more exhausted than Iād ever seen him.
āThe doctors say the disease is tearing up his nervous system,ā Mom said, voice cracking. āThey want to put him in a medically induced coma so his body can rest and try to heal. But Carson⦠he lost it when they told him. But he doesn't really have a choice.ā
I shifted my weight. āSo now what?ā
Dad rubbed the back of his neck. āThereās this experimental procedure theyāre testing. They can transfer his consciousness into another living personāshare the body.ā
I stared at them. āShare⦠with who?ā
Mom glanced at Dad before answering. āThey offered your father or you. Carson picked you, Theo.ā
My stomach did a weird flip. āMe?ā
Mom squeezed my shoulder. āItās temporary, sweetheart. A few months at most. Heās been through hell alreadyāthe tests, the pain, missing everything. He just wants to feel normal again. Run around, play outside, be a kid. You two can switch who's in control whenever. The doctors swear itās safe.ā
I looked down at my sneakers. Part of me wanted to say no. This was my body. My life. I was the one who had soccer practice, who got invited to sleepovers, who everyone at school knew as the fun twin. But Carson was lying in that room looking small and scared, and the guilt they were laying on me was heavy.
āHe really chose me?ā I asked.
Dad nodded. āWithout hesitation.ā
I swallowed hard. āOkay. If it helps him get better⦠yeah. He can share with me.ā
Mom pulled me into a hug so tight it hurt. āThank you, Theo. Youāre a good brother.ā
---
They didnāt waste time. The next afternoon, after a bunch of tests and forms that our parents signed, they brought Carson and I to a procedure room. He looked pale and nervous, but when he looked at me he gave a weak smile.
āYou sure about this?ā he asked, voice small.
I tried to sound like my usual confident self. āDude, itās gonna be weird, but weāll figure it out.ā
The doctors placed the sensor bands on both our heads, explained the controls one more timeābasically a mental āpushā to switch who was drivingāand started the process.
I felt a strange buzzing behind my eyes, like static in my skull. Then everything went fuzzy for a second.
When it cleared, I was still in my body⦠but I wasnāt alone.
I could feel him there. Not like a voice exactly, more like another presence in the back of my mind. Quiet. Waiting.
Hey, I thought, testing it. You there?
Carsonās reply came through hesitant but clear. Yeah. This is so strange.
Out loud I said, āOkay, this is officially the weirdest thing thatās ever happened to us.ā
The doctors asked if we could switch. Carson mentally nudged me over, the way theyād described, and suddenly I was⦠watching. My own hands moved without me telling them to. Carson sat up straighter, looked around the room with my eyes, and smiledāmy smile, but softer, the way only Carson smiled.
āCool,ā he said with my voice. āI can feel everything.ā
He flexed my fingers, then reached up and touched my face like he was making sure it was real.
After a minute he receded, and I was in control again.
---
The first couple of months were weird, but not as bad as I thought theyād be.
Carson stayed mostly quiet in the back of my head. He almost never asked to take over. Iād feel him there, watching everythingāsoccer practice, riding bikes with the neighborhood kids, laughing at lunch with my friendsābut he was happy just riding along. Like a normal kid again.
This is awesome, heād think sometimes when I was kicking a ball around or eating pizza after a game. That was about it. No big conversations, no fighting over control. Iād offer to switch sometimes, but heād always say he was good. I kept living my life, and he got to tag along without anyone knowing. It actually felt kind of nice having him there. Like old times, but quieter.
Then things started to go sideways when we found out his body wasn't getting better.
At first it was just small updates from the doctors. āSome setbacks.ā āSlower progress than we hoped.ā Mom would come home from the hospital looking drained, and Dad would sit at the kitchen table staring at nothing. I could feel Carson getting more tense in the back of my mind, but he still didnāt say much.
By month four, the hope was gone. The disease had done too much damage. Carsonās body wasnāt going to wake up the way they wanted. Not ever.
We had the conversation as a family one night after dinner. Mom and Dad looked wrecked. I sat there with my arms crossed, trying to act like the strong one.
āWe canāt put him back in there just to die,ā Dad said quietly.
Mom nodded, eyes wet. āThe doctors say⦠it could be any day now. Or it could drag on for weeks. But thereās no recovery.ā
I felt Carson shift inside my head. Not words, just a heavy kind of sadness.
āSo what?ā I asked. āHe just stays with me forever?ā
Dad looked at me. āFor now, yeah. Until we figure something else out. Youāve already been doing it for months, Theo. Youāre handling it like a champ.ā
I wanted to argue. I wanted to say this wasnāt supposed to be permanent. But every time I thought about shoving Carson back into a dying body, I felt sick. He was my brother. My twin.
āYeah,ā I said finally, keeping my voice steady. āWeāll keep sharing. Itās fine.ā
Carson didnāt say anything, but I felt a small wave of gratitude from him.
A week later, Carsonās body died in the coma.
The funeral was on a gray Tuesday. I was wearing the itchy black suit Mom made me put on. My friends from school had come, and a bunch of relatives I barely knew kept patting my shoulder and saying how sorry they were.
Suddenly, I felt Carson surge forward without warning. My body stood there completely still while the casket went down. No tears, no shaking, just staring straight at the grave with my face set hard.
Carson? I thought. Hey, talk to me.
Nothing. He didnāt answer. I tried for the first time to force my way back into control of my body, but he didn't let me. Didnāt even seem to notice I was there. He just kept control. It was almost as if his presence was stronger in my head than mine was.
For the next three days he stayed in charge. He went to school as me, sat through my classes, answered when teachers called on him. He even played soccer at recess, but quieter than I usually did. My friends noticed something was off and asked if I was okay. Carson just shrugged and said, āYeah, Iām good.ā
I tried to take over every night when we were alone. He blocked me every time. No explanation. No conversation. Just silence.
By the fourth day, he finally let me push through while he was brushing my teeth before bed.
I spat out the toothpaste and looked at myself in the mirror. āCarson⦠you good, man?ā
He didnāt answer right away. When he did, his thoughts felt exhausted. Yeah, I'm fine.
I wanted to say more. To ask why he shut me out, why he wouldnāt even talk to me. It felt strange having him lock me out like that in my own body. Uncomfortable. Kind of violating, if I was honest. But I bit it back.
Heād just watched his own body get buried. Heād lost everything except thisāexcept me. If he needed a few days to just⦠be a normal kid, I could deal with it.
āAlright,ā I said out loud, keeping my tone casual. āWhenever youāre ready. Iām here.ā
I didnāt push it after that. But deep down, I was already wondering how long we could actually keep doing this.
---
A few years went by and somehow this became our normal.
By the time we hit sixteen, I had it down to a system. School days? Carson took the wheel. Heād sit through classes, grind through homework, ace the tests, and even show up for the volunteer shifts at the animal shelter that looked good on college apps. Iād check out in the back of my own head, thinking about who I was texting later or which party I could sneak into that weekend. It worked. He got straight Aās, I got to stay popular. Win-win.
To deal with the high stress of our unusual arrangement, Carson took up weight lifting. Heād wake up super early, take over control, and spend two hours in the basement with Dadās old bench press while I was still half-asleep. By junior year our body looked fucking incredibleābroad shoulders, arms that filled out t-shirts the right way. Girls noticed. I made sure to enjoy that part.
In fact, he let me have all the funāspring break road trips down the coast, summer parties at the lake, Friday nights where Iād sneak out after Mom and Dad went to bed. Iād hook up with whoever was into it and Carson would stay quiet in the back, never complaining.
But as much as he did all the hard work for me, I still started to resent having to share my body with him. I never said it out loud, but some nights, lying in bed, Iād feel him there and think about how nice it would be to have my head to myself again. Just for a day. An hour.
It didn't help that Carson also became our parents' unequivocal favorite after all this. To them, Carson was the golden boy. Good grades, polite, always offering to help around the house. Then when I was in control, I was always getting up to trouble in their eyes.
One night I came home past curfew, still smelling like bonfire smoke and some girlās perfume. Mom was waiting in the kitchen, arms crossed.
āTheo, this is the third time this month. Youāre out all hours, not answering your phoneāā
āIt was just a party,ā I said, keeping my voice easy, flashing the same smile that usually worked on everyone else.
Dad walked in, looking disappointed. āWe wish you could be more like⦠well, like your brother.ā
Mom sighed. āCarson never pulls this. Heās focused. He actually cares about his future.ā
I smirked, but it didnāt reach my eyes. āOh yeah? If you like him so much, here.ā
I shoved control forward hard. Carson took over mid-step, blinking as he adjusted.
āMom, Dad, itās me,ā he said quietly with my voice. āTheo was just out with friends. Iāll make sure weāre both on top of things tomorrow.ā
They softened immediately. Dad clapped him on the shoulder. āThanks, son. We know this isnāt easy on either of you, but youāre handling it so well.ā
I stayed in the back, arms crossed in my mind, letting him soak up the praise while I stewed.
It happened a couple more times that year during bigger blow-ups. Theyād start in on me for being lazy or staying out too late, comparing me to Carson, and Iād force the switch right there. He never complained to me about it afterward. Heād just think, You good?
Yeah, Iād reply. Iām good. But fuck I was annoyed that my parents couldn't see how unfair they were being to me after I'd given up everything to help Carson.
---
We got the Oxford letter in the spring of senior year. Astrophysics. I didnāt give a damn about what Carson decided to study as it got us out of the house. Iād been pushing for somewhere big and loud back home ā ASU, Clemson, Auburn ā parties every weekend, football games, girls everywhere. But Oxford? I had to admit it sounded good coming out of my mouth.
āYeah, heading to Oxford in the fall,ā Iād say at parties or when people asked. Their eyes would light up. The muscular jock who was also smart enough for Oxford. I loved that shit. Loved the way girls started texting me more once the news spread.
So we moved to England. New city, new appartment, new life. At first it felt like freedom.
Then the coursework hit.
Carson insisted on being in control all the time to keep up with it. He would grind through the material late into the night most weekdays and during the day on the weekends. Iād then only get to be in control on weekend nights where I would waste no time hitting the pubs and chatting up girls.
Still, Carson would always be pushing to go back home those nights. Theo, we need to catch up on orbital mechanics before the next tutorial, heād push. Iād wave it off. Chill, man. Weāve got this.
I'd be lying if I said tension wasn't already building between us, but things came to a head when he met Davie.
It was in a physics study group. This guy ā slim, dark curly hair, sharp smile ā kept hanging around with us after all our other classmates left, asking questions that he seemed like he already knew the answers to just to make Carson feel smart.
One night night, back in the flat, Carson spoke up in our mind while I was in control scrolling on Instagram.
Theo⦠I need to tell you something.
Whatās up?
Iām gay. Iāve been sure for a while. Didnāt want to say anything before. But⦠I like Davie. From the study group. I want to ask him out. Just a coffee date or something.
I froze. Oh, ok. I thought back. Dude, thatās fine by me.
Relief washed through him. Thanks.
But asking him out? I pushed. I don't think you should do that. People will think Iām gay. That shit will spread around campus. And that shit will kill my cred with the girls.
Carson went quiet for a second. Then: Itās not fair, Theo. You get to party every weekend. You get to hook up, have fun, live your life in this body. Iāve been carrying the schoolwork, the volunteering, everything hard for years. I deserve to be happy too.
I felt a flash of guilt, quickly buried under irritation. Yeah, well, this is still my body. You're lucky I'm letting you live in it at all.
He didnāt argue after that. But I could feel him thinking.
The next study group was a few days later. I figured weād review the material, then Iād take over and head to a party Iād heard about. But when the session wrapped up, Carson stayed in control. I tried to push forward. He held firm and kept me out.
Davie was packing up his notes. Carson walked over and cleared his throat.
āHey, Davie,ā he said, voice calm but a little nervous. āI was wondering if you wanted to grab coffee or a drink sometime. Just us. Like⦠a date.ā
Davieās face lit up with a surprised, genuine smile. āYeah. Iād really like that. Tonight work?ā
Carson smiled back with my face. āTonightās perfect.ā
I sat in the back of my own head, stunned, watching the whole thing happen. Davie gave us his number, and they set a time. As we walked out of the library, I tried again to take control. Carson wouldnāt let me.
Carson. What the hell?
He didnāt answer. Just a quiet, determined feeling from him as we headed back to the flat to get ready.
Carson stayed in control the whole evening. I was stuck in the passenger seat, watching everything unfold like a bad movie I couldnāt pause.
He met Davie at a small cafƩ near campus just after seven. They grabbed drinks and ended up talking for hours. Davie told stories about growing up in Manchester, his terrible attempts at cooking, and how he wanted to work on satellite design after graduation. Carson laughed easily with my voice and opened up about the pressure of Oxford and how much he loved weight lifting to clear his head.
āYouāre not at all what I expected when I first saw you in study group,ā Davie said at one point, grinning. āYouāve got this whole confident jock thing going on, but you actually care about the material. Itās refreshing.ā
Carson smiled. āYeah, well⦠thereās more to me than people think.ā
They closed the cafĆ© down. When it was time to leave, Davie hesitated, then asked, āWant to come back to my flat? Itās not far. We could watch a movie or something. No pressure.ā
Carson didnāt even glance back at me for permission. āYeah. Iād like that.ā
Back at Davieās small, messy flat, they put on some sci-fi movie Iād never heard of. They started on opposite ends of the couch. By the middle of the film, Davie had shifted closer. He reached over and laced their fingers together. Carsonās heart ā my heart ā started hammering. I could feel the flush in our cheeks.
Davieās other hand moved slowly, resting first on my thigh, then sliding up to squeeze the muscle there. āYouāre really strong,ā he murmured, almost shy. His fingers traced up to my bicep, giving it a gentle squeeze. āThis is⦠impressive.ā
Carson stayed quiet, but I felt how fast his breathing had gotten. When Davie leaned in and kissed him, soft at first, then deeper, Carson froze for half a second before kissing back.
Our heart was pounding so hard it felt like it might explode.
Davie pulled back a little, smiling. āYou okay?ā
Carson swallowed. āYeah. Iāve⦠never done this before.ā
Davie raised an eyebrow, looking genuinely surprised. āWait, really? I just assumedāā
Carson cut him off quickly, voice a little embarrassed. āNo, I mean⦠never done this before with a guy.ā
Davieās expression softened. He brushed a thumb over our knuckles. āHow is it? Do you like it?ā
Carson nodded, still catching his breath. āI like it a lot.ā
They kissed again, slower this time. After a minute, Davie pulled back just enough to look at him curiously.
āSo why now?ā he asked. āWhy with a guy? Why me?ā
Carson gave a small, easy smile. āBecause youāre really hot⦠and you haven't stopped making eyes at me in study group. Kinda made it impossible not to go for it.ā
Davie laughed softly, clearly pleased, and pulled him in for another kiss.
I sat in the back, jaw clenched, saying nothing. But the resentment burned hotter than ever.
After the kissing got heavier, clothes started coming off. Davieās hands were all over my chest and arms, squeezing the muscle Carson had built. Carson was breathing hard, letting it happen, following the heat.
They moved to Davieās bed. Carson was on top, and things escalated quickly. He lined up and tried to push in all at once, the way Iād done with plenty of girls. Davieās eyes widened and he let out a sharp scream, grabbing onto my shoulders.
āFuckā wait!ā Davie gasped.
Carson froze immediately. āShit, sorry. I didnāt mean toāā
Davie laughed breathlessly, even though his face was still tight. āNo, youāre good. Youāre just⦠way too big to shove in like that without warming me up first. Go slower, yeah?ā
Carson nodded, embarrassed but eager. He pulled back, took his time this round, using his fingers and more lube until Davie was relaxed and pushing back against him. When he finally slid in all the way, Davie moaned loud, his hole tight and hot around us.
āGod, that feels good,ā Davie breathed.
Carson started moving, finding a rhythm. He had watched me hook up enough times that his form was solidādeep, steady strokes that had Davie gripping the sheets. But this was different. Davieās hole stayed so tight, clenching around us with every thrust. Carson groaned with my voice, hands roaming over Davieās chest and sides.
They started feeling each other up more. Davie ran his hands over my biceps and abs, squeezing hard. āFlex for me,ā he said, voice rough.
Carson paused mid-thrust, looking a little awkward, then clumsily flexed my right bicep. The muscle popped up tight. Davie grinned and kissed it. āFuck, youāre perfect.ā
Carson got bolder. He grabbed Davieās hips, lifted him up while still inside, and fucked him in the air for a few strokes like he weighed nothing. Davieās eyes rolled back. āHoly shit, Theoāā
Then Carson set him down gently and flipped him over into doggy style. He pressed in close from behind, wrapping one arm around Davieās chest in a hug while still thrusting. He kissed the back of his neck, surprisingly tender. Davie pushed back against every stroke, moaning.
Carson reached around and wrapped his hand around Davieās uncut cock, stroking him in time with his hips. Davie was throbbing hard, leaking all over my fingers.
They switched again. Davie climbed on top, riding cowboy. He bounced faster, taking us deep, his own cock slapping against my abs. Carson kept one hand on his hip and the other stroking him.
āIām close,ā Davie gasped.
He came first, shooting across my stomach in thick streaks. Carson didnāt hesitateāhe scooped some up with his fingers and licked it off, tasting it. Davie watched with wide, turned-on eyes.
That pushed Carson over the edge. He gripped Davieās hips tight and came deep inside him, groaning loud with my voice as our body tensed and released.
They collapsed together, sweaty and breathing hard. Davie curled up against my chest, and Carson wrapped an arm around him. They fell asleep like that, cuddling close under the blanket.
Carson finally drifted off, content. I didnāt say a word to him that night.
Carson stayed in control for the rest of that week. He spent most nights at Davieās flat. I felt everything ā the laughing, the making out, the sex. He was getting more confident each time, learning what Davie liked. I tried to push for control constantly, but he kept me locked in the back.
By the following Saturday evening he finally let me back in. I didnāt waste a second.
I took over and headed straight to the pub. I was pissed. I drank hard, shot after shot, trying to shake off the week of being trapped in the passenger seat while he lived out whatever this new life was. I flirted with a couple girls, but I was too sloppy. They gave me weird looks and moved away. Everything after that is a blur. I have no idea how I got back to the flat.
I woke up the next morning with a brutal hangover. Sunlight stabbed through the curtains. And Carson was back in control.
Carson? I thought immediately. Give me the body back, man. I feel like shit.
He didnāt respond. He just got up, walked to the kitchen, and picked up the phone like I wasnāt even there.
āMom? Dad?ā His voice ā my voice ā shook as he spoke. āItās Carson. Somethingās wrong. Theo went out partying last night and⦠when I woke up I couldnāt hear him anymore. His voice is just gone. I feel completely alone in here. I donāt know what to do.ā
I started screaming inside. Carson, what the fuck are you doing? Iām right here!
Our parentsā voices came through the speaker, calm. Worried for him, but not panicked. āSweetheart, donāt freak out,ā Mom said gently. āJust breathe. Itāll be okay. Youāll figure it out. Weāre here for you.ā
Dad added, āStay safe. We love you. Call us if anything changes.ā
I felt sick. They didnāt even sound that upset. Like losing me was just another complication for their golden boy to deal with.
Carson hung up, walked back to the bed, and lay down. He pushed our shorts down and started slowly stroking our cock, eyes half-closed, thinking about Davie. About how good it felt to fuck him.
Carson! I screamed. Stop this. Talk to me!
He finally answered, voice cold in my head. āShut up, you dick. I can hear you. You know what? I am so sick of this. I think Iāve been able to do this since the beginning, but I never wanted to try because it would be awful. But Iām done with your shit, Theo.ā
What are you talking about? I thought, panic rising. Stop messing around.
He kept jerking off, steady strokes, while he flexed our right arm, admiring the bicep in the mirror across the room. I felt him start pushing. My presence got squeezed, shoved into a smaller and smaller corner of our brain.
I screamed louder. Carson! Donāt! Please!
He ignored me, breathing heavier, stroking faster. His thoughts were full of Davie ā tight heat, moans, the way heād looked up at us. Our body tensed, muscles hard. I felt weaker, smaller, like I was fading.
Carson, Iām your brother! Stop!
One final hard stroke and he came, groaning as he spilled over our hand. In that moment the pressure became unbearable. He shoved hard, and I was ejected. Everything went white.
---
Carson's POV
I lay there in the quiet of the flat, chest still heaving a little, staring up at the ceiling through eyes that were finally, completely mine. Theoās bodyāmy body nowāglistened with streaks of my own cum across my abs and chest. It felt warm, messy, real. I dipped two fingers into the biggest pool of it, scooped some up, and slowly rubbed it across my pecs, spreading it in lazy circles over the muscle Iād built for years. The smell hit meāthick, masculineāand a low groan slipped out of my throat. Theoās throat. Mine.
Part of me waited for the guilt to crash in. Iād just erased my own brother. My twin. But the longer I rubbed that slick warmth into my skin, the more that little voice faded. Nah. Fuck that. Theo had been treating me like a parasite for years. Using me for grades, for the heavy lifting, for keeping our parents off his back while he partied and fucked whoever he wanted in my downtime. This? This was justice. Long overdue.
I reached over for my phone and opened the camera. The screen lit up on my face: flushed, hair messy. I angled it down, capturing the shine across my chest and stomach, my spent cock still half-hard against my thigh. Click. Perfect.
I typed out the text to Davie, smirking the whole time.
Me: Partied a little too hard last night. Woke up like this and all I could think about was how much better it wouldāve been if you were here to wake up next to me. Wanna come over and spend the rest of the afternoon cuddled up in bed?
I hit send, then admired the selfie again before putting the phone down. Yeah⦠Iām definitely making this guy my boyfriend. For real. Mom and Dad are gonna be so happy I finally have a steady relationship after all these years of āmeā being the responsible one. Theyāll eat it upāproud of their golden boy settling down with a nice British guy.
I ran my hand down my stomach again, smearing more of the cum lower, fingers brushing over my cock. It twitched hard, thickening back up fast. Fuck. This body was all mine now. Every inch. The broad shoulders, the arms that could lift Davie like he weighed nothing, the dick that made him moan like that. No more sharing. No more passenger seat. No more Theo.
All mine. All mine. All mine.
My cock throbbed fully hard again in my grip, and I laughed low and satisfied, giving it a slow stroke as I waited for Davieās reply. This was just the beginning.



















