 In Japan, after a massacre of Japanese and Chinese gangsters, the tough and persistent Detective Jojima is in charge of the investigations, while dealing with a personal family problem. His daughter needs to be submitted to a surgery and he needs to raise twenty millions yens urgently. He finds that the Chinese descendant Ryuichi has associated to a Taiwanese drug dealer and is eliminating the competition. In the end, their confrontation becomes a personal issue for both.