Casual undies

My wife, Elena, had always been captivated by the allure of panties. It started back in the 80s, during those awkward middle school days when she first noticed the boys' eyes lingering on the faint outlines pressing against her skirts and jeans. The bikini cuts that hugged her hips, the daring string bikinis that whispered promises of exposure, and the classic briefs that offered a teasing glimpse of coverage—they all drew stares. Boys didn't hide it; they'd gawk openly at the visible panty lines, their gazes bold and unapologetic. And then there were the depantsing pranks in the hallways, quick tugs that yanked her pants down just enough to flash those silky nylon treasures to a crowd of snickering teens.

The first time it happened to Elena, her cheeks burned with embarrassment as laughter echoed around her. But beneath the flush, a spark ignited. She felt exposed, vulnerable, the center of every eye focused on her cute little secret. That thrill lingered, evolving into a deep-seated kink. She loved the humiliation, the way it made her pulse race and her body ache with forbidden excitement. Over the years, you both discovered you shared this panty fetish, turning it into playful bedroom games where she'd model her favorites for you, blushing as you commented on every seam and curve.

Now, with her 50th birthday just days away, you wanted to make it unforgettable. 'What do you want for your special day?' you asked one evening, your hand tracing the edge of her thigh-highs under the dinner table. She bit her lip, eyes sparkling with mischief. 'A party,' she said, 'but with a twist. I want to be humiliated—really humiliated. And I don't want to know who's there. Make it sexual, push me to the edge.' Her words hung in the air, heavy with promise. You knew exactly what to do: an orgy, surprise-style, centered on her panty obsession.

The day arrived, and I led her to the bedroom while guests began trickling in downstairs—strangers you'd carefully selected from online kink communities, all vetted for discretion and enthusiasm for panty play. 'Put these on,' I instructed, holding out a pair of white nylon briefs, soft as a whisper against your fingers, the lace waistband delicate and inviting. She was already in her silky bra, the matching white fabric cupping her full breasts. Elena slipped into the briefs, the material sliding up her legs and settling snugly over her ass and pussy, the lace tickling her skin. You watched her adjust them, a shiver running through her.

But I'm wasn't done. From the drawer, I pulled a second identical pair. 'Trust me,' I murmured, stretching the waistband wide and pulling it over her head like a hood. The fabric draped down, covering her eyes and mouth loosely, blinding her completely. The nylon muffled her world, heightening every sound and sensation. She gasped, her body trembling with anticipation—the surprise she'd craved now unfolding. Her hands reached out, and I guided her gently down the stairs to the front room, where the air buzzed with hushed excitement.

As you positioned her in the center of the room, the crowd erupted. 'Surprise!' The voices were a mix of men and women, unfamiliar tones blending into a chorus that made her jolt. She stood there, vulnerable in just her bra and briefs, the panty mask hooding her face, her body on display for strangers. Who were they? Neighbors? Coworkers? Old flames? The uncertainty flooded her with humiliation, her nipples hardening against the bra, a wet heat building between her legs. She shifted, feeling the panties cling to her dampening pussy, aroused by the exposure, the not-knowing.

'Let's start,' I announced, my voice steady amid the rising energy. The room came alive—clothing rustled as the crowd stripped down, bodies baring skin in the dim light. But I added the rule: 'Ladies, panties stay on.' Whispers of approval rippled through the group, a shared nod to the theme. Hands were on her immediately, exploring her curves without hesitation. Fingers traced the lace waistband of her briefs, tugging lightly to expose more of her ass. A woman's palm cupped her breast through the bra, pinching the nipple until Elena moaned into the panty mask. Hard cocks pressed against her thighs, men grinding close, their shafts throbbing with need as they rubbed against the nylon barrier.

The orgy ignited. Someone pulled the bottom of her panty mask up just enough to expose her mouth, and a thick cock slid between her lips. She sucked eagerly, tongue swirling around the head, tasting the salty precum as the man groaned and thrust deeper. Hands roamed lower, slipping under her briefs to finger her slick pussy, two digits plunging in while a thumb circled her clit. She bucked against them, humiliated yet electrified by the anonymity—whose fingers were these? A woman's tongue joined next, lapping at her folds after the briefs were yanked aside, the nylon stretching tight. Elena's cries were muffled as another cock replaced the first, fucking her mouth with rough strokes while bodies pressed in from all sides.

The night blurred into a haze of sensation. She was lifted onto a couch, legs spread wide, her panties soaked and pushed to the side as a man rammed his cock into her pussy, the lace scraping her skin with each pounding thrust. Others watched, stroking themselves, their eyes locked on the way her white nylon panties clung to her sweat-slicked hips. A woman straddled her face, grinding her own panty-covered pussy against Elena's mouth—the mask pulled up again for access. Elena licked through the thin fabric, tasting the woman's arousal seeping through, her tongue pressing the material into the wet slit. Cocks slapped against her thighs, cum splattering her briefs as men jerked off onto the lace, marking her with their release.

Humiliation peaked when they made her crawl on all fours, the panty mask still in place, gusset wedged between her ass cheeks like a thong. Fingers hooked into the waistband, pulling her around the room like a leash, her knees scraping the carpet as the crowd cheered. 'Look at her go,' a voice laughed, and she felt the burn of exposure, her pussy clenching emptily, craving more. They took turns from behind, cocks slamming into her ass and pussy, the panties never fully removed—just displaced, stretched, soiled. She came hard multiple times, body shaking, the vulnerability of being blind and exposed in her fetish wear pushing her over the edge each time.

Hours later, as the energy waned and bodies slumped in satisfied exhaustion, you finally peeled the panty mask from her face. Blinking against the light, Elena took in the room—naked forms tangled together, panties still adorning the women's hips in various styles: bikinis riding high, string bikinis barely there, briefs stained and askew. She didn't recognize a single face, and that thrilled her more than anything. 'That was amazing,' she breathed, pulling you close, her voice husky. 'Thank you.' Her body glistened with sweat and cum, the white nylon briefs clinging transparently to her skin, lace frayed from the night's abuse.

In the days that followed, the anonymity lingered like a secret thrill. Every time she stepped out in public—grocery shopping in tight jeans that hinted at her panty lines, or chatting at a coffee shop—she wondered. Were they there? The man behind the counter who stared a beat too long at her ass—had he fucked her mouth while she wore that hood? The woman smiling politely in line—had her tongue been the one delving into Elena's pussy? Sometimes she'll get a knowing glance, a subtle wink, or just the electric paranoia of exposure, and it'll send a fresh wave of arousal through her. The party wasn't just a night; it reignited her oldest kink, turning everyday moments into teasing possibilities, her white nylon briefs forever a symbol of that humiliating, ecstatic surrender.

Sarah and I had built an incredible marriage over the years, our mid-40s bringing a deeper appreciation for the sparks that kept us connected. Our shared panty fetish was the heart of it—silky satin and nylon pieces in every style she owned: bikinis that hugged her curves just right, string bikinis that teased with thin straps, and high-cut briefs that rode high on her hips, accentuating her toned ass. Sarah reveled in showing them off publicly, always ensuring the lines pressed visibly through her pants or skirts, and she made sure the waistbands peeked out above her low-rise jeans or shorts. It drove me wild, and she knew it, often sending me photos mid-day of her flashing a glimpse in a store or park.

This time, she was heading out for a week to visit her sister, Lisa, who lived ten hours away by train. They hadn't seen each other in years, and Sarah was buzzing with excitement as I drove her to the station. She wore a  blue sundress, loose and flowing, that ended mid-thigh—perfect for the warm day. Underneath, her white silky bikini panties clung to her pussy and ass, the smooth nylon fabric whispering against her skin with every shift in the seat.

As we pulled up and she stepped out, a sudden gust of wind caught the hem of her dress. It billowed upward, flipping the skirt all the way to her waist and baring her white bikini panties to anyone nearby. The silky material stretched tight over her mound, the gusset riding up slightly into her butt. Sarah gasped playfully, but instead of tugging the dress down, she reached under the fabric. Her fingers slipped through the leg holes, hooking the wedged nylon and pulling it free. She adjusted it slowly, letting the elastic snap back against her butt cheeks with a soft smack that made her shiver. A couple of passersby stared, and she met their eyes with a coy smile, her arousal building from the exposure.

I watched from the car, my cock twitching in my pants. 'Have fun, babe,' I called, knowing she'd text me every detail later.

On the platform, waiting for the train, Sarah bent over to rummage in her suitcase for her ticket. Another breeze whipped through, stronger this time, lifting her dress high once more. The full view of her white silky bikini panties flashed for everyone around— the smooth nylon cupping her ass, the thin straps digging into her hips, and the front panel dampening slightly from her growing wetness. She straightened slowly, not bothering to smooth the skirt down right away. Instead, she let it flutter for a few extra seconds, loving the way heads turned and eyes locked on her. The stares fueled her; she felt her pussy throb, the fabric rubbing teasingly against her clit as she shifted her weight. By the time the train arrived, she was flushed and eager for the ride.

Ten hours later, the train pulled into Lisa's station. Sarah stepped off, suitcase in hand, her sundress still swaying in the evening air. Lisa waited with her son, Ethan, now eighteen and home from college for the summer. The reunion was joyful—hugs, laughter, tears of happiness. Sarah was stunning, her curves filling out the dress perfectly, her beauty turning heads even among the crowd.

As they walked to the car, another gust hit. Sarah's skirt flew up again, revealing those same white silky bikini panties. The nylon gleamed under the station lights, stretched over her ass and pussy. Ethan's eyes widened hugely, his gaze fixating on the way the fabric molded to her body. He couldn't look away, his face heating as he imagined touching the smooth material.

Lisa burst out laughing, glancing at her sister's exposed underwear. 'Cute panties, sis! Love the style. We should go shopping while you're here—get some for me too. I could use a little excitement like that.'

Sarah grinned, finally pressing the dress down but not before giving Ethan a lingering view. 'Absolutely. These are my favorites—silky and so comfy.' She winked at her nephew, noticing his stare, which only made her pulse quicken.

Back at Lisa's house, the obsession took hold of Ethan. That image of his aunt's panties—white, silky, clinging to her curves—burned in his mind. He couldn't shake it, his cock hardening every time he replayed the flash. Late that night, after everyone settled, he snuck into the guest room where Sarah's suitcase sat open. Heart pounding, he rifled through her clothes until he found her panty stash: bikinis in satin sheen, string bikinis, high-cut briefs in nylon that begged to be felt. He pulled out a pair of pale pink string bikinis, the thin straps silky against his fingers. Rubbing the gusset, he inhaled her faint scent, his dick straining as he stroked himself quickly, imagining her wearing them.

But Sarah wasn't asleep. She entered quietly, catching him mid-act—hand buried in her panties, pants unzipped, cock out and leaking pre-cum. Ethan's face went scarlet, stammering apologies as he dropped the panties.

Sarah's eyes sparkled with mischief, no anger in her voice. 'It's okay, Ethan. I saw you staring at the station. Curiosity's natural.' She stepped closer, her own white bikinis still on under her nightie. Instead of scolding, she picked up the pink pair and pressed them into his hand. 'Keep these. Think of me when you use them.' Her voice was low, teasing, sending a jolt through him.

Over the next few days, Ethan couldn't resist peeking. He'd linger outside the bathroom door while she showered, catching glimpses through the crack as she dried off. One morning, he watched from the hallway as she dressed in the guest room door ajar. Sarah slipped into a fresh pair of high-cut nylon briefs, the silky fabric sliding up her legs and snapping against her hips. She bent to adjust, ass cheeks flexing, the panty lines already promising to show through her jeans. She knew he was there—glancing over her shoulder with a knowing smile—but she didn't close the door, letting him drink in the view. His hand slipped into his shorts, stroking his hard cock to the sight of her adjusting the waistband so it peeked just above.

Another time, in the living room, Sarah 'accidentally' bent over to pick up a magazine while chatting with Lisa. Her jeans rode low, exposing the top of her string bikini panties in blue satin. Ethan, sitting nearby, stared openly, his erection tenting his sweats. She caught his eye and bit her lip, the taboo thrill making her pussy wet against the thin straps.

They went shopping as promised. In the lingerie store, Sarah modeled panties for Lisa, holding up bikinis and high-cuts against her body. 'This one's like the white ones you saw,' she said loudly enough for Ethan, who tagged along, to hear. In the fitting room, she left the curtain slightly open, letting him peek as she changed. She stepped into a red nylon pantie, pulling it up slowly, fingers tracing the edges over her mound and ass. Ethan's breath hitched, jerking off furtively in the aisle shadows.

The week flew by in a haze of stolen glances and electric tension. Sarah flashed more—her panty lines bold under tight skirts at dinner, waistbands peeking during hugs. Ethan peeked every chance: through keyholes, around corners, even once under the dinner table when she crossed her legs, the hem riding up to show a sliver of silky gusset.

When it was time to leave, Ethan felt a pang of sadness. Sarah hugged him tightly at the station, whispering, 'Don't forget me.' The train pulled away, her sundress fluttering one last time in the wind.

Back home, Ethan retreated to his room, the loss hitting hard. On his bed lay the pink string bikini panties—the ones she'd caught him with. She'd left them there as a souvenir, folded neatly with a note: 'For your collection. Wear them if you dare. Love, Aunt Sarah.' He picked them up, the satin soft and scented with her. Stripping down, he slid them on, the thin straps framing his cock as it hardened. Stroking through the fabric, he came hard, splattering the gusset, the taboo gift cementing his fixation forever.