Three bad high school students who are preparing for the graduation ceremony are caught up in a battle with Yakuza after encountering a Korean in Japan and Yuki Yappa who has been married to him. A youth adventure drama with a powerful depiction of "Japan" and "Asia" that emerges from various nationalities.

"Hi-chan" delivers a letter to her high school friend "Akya" who had returned to her parents' house for work reasons, that she received from Akya's lover. The Kansai person "Kun" appears in front of these two people, and the three develop a somehow inseparable relationship, but there is no place for such a triangular relationship...

Men are rotten. Women wander. Lost souls reconnect.