Mom sat you down on your knees and jerked your bully's huge cock right in front of your face. She humiliated you, making you whip out your own small penis and beg for his cum. As soon as he started shooting ropes, you knew you'd never hear the end of this
"What? No, get down on your knees. I won bro, you know the rules." This is the third bet in a row you've lost against your sister, and the stakes just keep getting higher.