The movie is about the endless miracles during the motorcycle trip of Dan, Tettsu, and Chiharu, the Sannō Rengōkai trio (also known as DTC).

Three inseparable friends are torn apart when one of them joins a criminal syndicate threatening to overpower his old friends’ gang.

Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.