When this guy got tired of his girlfriend’s high sexual drive, he asked his friend Jinyoung for help. Jinyoung always lusts on his friend’s girlfriend. These two guys share a house and are roommates and good friends. While Jinyoung is a studious guy, his friend is a fuck boy and has two girlfriends. Unable to cope with his girlfriend’s high sex drive, he asks help from his introverted friend. This introverted friend is Jinyoung and he has no experience with girls. Finally, the friend asks Jinyoung to choose one girl but this naughty guy ends up fucking both of them.