Takumi left Japan to go live in France despite his father’s disapproval. After a long absence, he returns to his hometown Toyama, a small port in decline on the north coast of Japan...
Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.
Members of SWORD win against Wangan Rengogun, which is led by Kohaku. The city becomes peaceful again. Nevertheless, the most brutal gangs, Doubt and Prison Gang, appear. They try to dominate the area controlled by SWORD.
The story tells what happened at the Oya Institute after the fight in the containers of the High and Low movie. Fujio and Tsukasa were students from Oya High School, but Fujio had to move to a school in the countryside where his grandfather lives to take care of him. While in the institute new students will try to take control.
