This is the story of Onihara Natsuki, who is married to Ando Fuuma. During his high school days, Ando Fuuma was once in love with a schoolmate, Atari Kousuke. However, as Kousuke is straight, Fuuma tried his best to forget about him, by hanging out at Shinjuku 2-chome. Together with Kousuke's girlfr...