dean finds his cat killing a mouse and because he sees the cat as his own baby child, his instincts to Protect From The Hunter's Life instantly flare up and he's now crouching next to his cat giving him an extremely serious lecture on how once you start killing, it's hard to stop and it does no good, especially for someone so young. you've got a chance now cat, get out of this life while you still can. you deserve better things than this, hell, you are better than this. don't waste your nine lives like the rest of us hunters, senselessly killing things for a job, losing sight of whatβs right, it's not worth it. i love you, cat, you're strong enough to leave now, iβll help you to do it, i just know you can. and sam, who set the cat on the mouse because the bunker has a mouse problem, rounds the corner to witness this and realises his idea maybe wasn't the best everΒ