Hitomazu wa Horyuu

Yuki likes his dorm roommate, Kanome. But Kanome already has someone he likes. One day, Yuki learns that Kanome's love is unrequited, and in order to criticize him for giving up without saying anything, Yuki ends up confessing to him. Full of self-hatred, Yuki runs away from his dorm room and moves from room to room with his friends, but...?