One day, my younger brother, who lives with my older brother, came home with her.Her older brother is a little jealous of her cute girlfriend who looks out of proportion to her younger brother.He can't help but open the door and take a peek when he hears voices coming from the next room.So what he saw was his younger brother being attacked by his cute girlfriend and even getting anal fucked.He was shaken by the spectacle, but also excited at the same time.Since then, I couldn't help but worry about her.Meanwhile, when she comes home from her work, she comes out of her brother's room...