Takuya Ito

2041 - The west of Japan was destroyed in an earthquake. In between the slums within the rubble autonomous areas form with their own currency and administration. In the third communal district, known as Slum-Polis, criminals terrorize the poor population. In the daily struggle for survival the three friends Asu, Joe and the young prostitute Anna search for a little bit of security, but ultimately their strong bond is put to trial.

Le monde est tourmenté par Shocker, une mystérieuse organisation terroriste, qui recrute ses agents en kidnappant des personnes qu'ils transforment en mutants cyborgs. Takeshi Hongo, l'une des victimes, se rebelle juste avant la phase finale de sa transformation. A l'aide de ses nouveaux pouvoirs, il décide de combattre Shocker...