Shôichi

Naoya has just started working and living on his own. He has never dated a girl, and he's never been in love. Naoya's father is a very busy and talented editor. One day, Naoya happens to see his father in the city. His father kisses the man he was waiting for and disappears into the hotel district. Naoya is shocked to find out that his father is gay...

Koizumi, a high school track and field coach, was enthusiastic about the talent of marathon runner Shizuo and his dreams of becoming an international runner. However, after graduating from high school, Shizuo, who failed to take the entrance examination, became an office clerk in Tokyo, while being loved by a male customer. Koizumi went to Tokyo and resumed Shizuo's training. Koizumi confessed his feelings for Shizuo, and the two thereafter began a love affair.

Naoya, Kazuhiko, and Shinpei, were raised by their grandparents without the love of their parents. One day, Naoya's heart is shaken when Kazuhiko comes out of the closet. As a matter of fact, Naoya is also gay, but has been hiding and using his girlfriend Akira as a cover. One day, Jinko, who calls himself the half-sister of the three brothers, comes for a visit, and the strange lives of the quator will continue.