The story is about Tsukamoto Yuuji, a young buisnessman and great swimmer, and Matsui Takahiro, who is still attending school and is also a beginner in swimming.
It is about Amafuji Ken, who longs to tell his best friend Youshinari Ritsurou how he really feels. In the way of that admission is Ritsurou's girlfriend, Moeko. After dropping out of high school, Ken gets Ritsurou to live with him. The angst begins when Ken sleeps with Moeko to get to Ritsurou.