A resident of Akagicho, high-schooler Yamato finds himself locked up after starting a fight. His classmate, Teru, appears and makes him a deal. In exchange for getting him out of jail, he wants Yamato to take on a job for him. Yamato and his rival, Ryugo, head for the designated spot, but are set upon by thugs Teru riled up. When the two teens win the brawl, Teru takes them underground, where the boys are in for the shock of their lives.
Command of the Musashi is divided 
between its three pilots.
Die Steuerung von Musashi
wird unter drei Piloten aufgeteilt.
El control del Musashi
se divide entre tres pilotos.
Le commandement du Musashi
est divisé entre ses trois pilotes.
Il comando del Musashi è diviso tra tre piloti.