A hometown heartthrob (Harry Hamlin) marries the local beauties and then poisons them in this true story of a real lady killer. His ex-wife suspects that he is responsible for the death of his latest wife, and enlists the help of a detective to prove her right.

An American with a Japanese upbringing, Chris Kenner is a police officer assigned to the Little Tokyo section of Los Angeles. Kenner is partnered with Johnny Murata, a Japanese-American who isn't in touch with his roots. Despite their differences, both men excel at martial arts, and utilize their formidable skills when they go up against Yoshida, a vicious yakuza drug dealer with ties to Kenner's past.