Your story is about a young orphan named Takeshi who grows up in a loveless and harsh environment. He becomes obsessed with discovering his true identity and learns that his biological family is a dangerous yakuza clan. Takeshi's attempts to contact them result in him discovering that he is the future leader of the clan, and the current members want him dead. This leads him on a dark and violent path where he develops schizophrenia, becoming a killer unable to control his own violence. Takeshi is hunted by his biological family and the police, torn between two worlds, and struggling to hold onto his sanity.