Something's different. Something's wrong. He says there were events he doesn't remember, there are things in his room he doesn't recognize... and in the end, he has no choice but to quit his job without even realizing it... he's had a constant sense of discomfort, as if he's being watched or framed by someone.

Kyosuke and Mariko live modestly but bravely. They are siblings alone, without parents. One day, the younger sister decides to get married, and happiness finally comes. Her partner is a rich young man. It was the best time for them. However, the younger sister's body is discovered. It's a rape and murder. Kyosuke is crushed by grief and doesn't know what to do. The police are investigating the matter, but time passes without finding the culprit. One day, when he stops by a rental video store, he finds a new rape video. When he rents it, he sees his younger sister being raped. From that moment, the prelude to revenge on the perpetrators who drove his younger sister to death begins

Haruhiko and Yukihiko are childhood friends. In elementary school, their homeroom teacher, Mr. Kintama, taught them to be homosexuals, and they became lovers and had a lot of fun in their youth. In junior high school, they met Tamabukuro Sensei, and in high school, they met Maradate Sensei, a biology teacher, and their homosexual life became more fulfilling. After graduating from high school, however, the two went their separate ways. Yukihiko went off to college in Hokkaido, while Haruhiko, in need of money for family reasons, went to work at a bar in Shinjuku's 2-Chome district. They had loved each other for many years, but time and distance had torn them apart. Time passed, and Yukihiko returned to Tokyo with his new girlfriend. There, the two are reunited by fate. Now, what will happen between them!