The Perfect Weapon

Jeff Sanders, a young delinquent trained in American Kenpo, seeks revenge against the Korean mafia families after his mentor, Kim, is killed by an unknown hitman. Jeff's mentor, Kim (Mako), was being threatened by one of the Korean mafia families, and Jeff tries to help his old friend, but is too late to prevent Kim's death. Vowing revenge, Jeff takes on all of the families, using his martial arts skills to find the man who killed his friend.