By an unfortunate coincidence, Fan, the daughter of businessman Quan, is killed in a bomb attack by Irish terrorists in London. Traumatized by this event, Quan, a former Viet Cong fighter, seeks revenge. In his search for the identity of the terrorists, he asks British government official Liam Hennessy for help. But after he gets no help from the official side, he takes the law into his own hands and goes on a personal campaign of revenge...