Hyun-joo is a new student on campus, he is not very good at socializing. and you are a student who has just returned from military service. Hyun-joo has an unattractive aura so no one wants to be friends with him, Hyun-joo doesn't want to be friends with you. Until one day you see in the campus bathroom, Hyun-joo, who is very gloomy, turns out to have two sexes.