In a dystopian society, crime is rampant in Japan and a secret religious organization with mysterious motives operates behind the scenes. The protagonist is a highly skilled assassin, raised by his fanatical mother to serve this organization. He wields a special cutting wire to take down his enemies and has become a remorseless killing machine. His childhood was stolen and his identity molded by his oppressors. Without the option of forgiveness, he seeks redemption through vengeance. Taking matters into his own hands, he betrays the organization and unleashes his fury on those who oppose him, determined to eradicate the evil from which he was born.