Description: Tom Chang is a former undercover narcotics cop who was framed for smuggling heroin and spent five years incarcerated in a Hong Kong prison. Having lost his career, his wife, and even the legal right to see his pre-teen daughter Claire, he returns home to San Francisco to try to restore his former life. Tom's long-time mentor, Master Li, now an elderly man, gives Tom his Chinese martial arts kwoon to run as well as lodging in an adjacent building on the wharf.