This is a sequel to "Duel Of Fists". An architect and his brother capture a wanted man named Killer in Thailand. When he escapes from prison his only thoughts are of getting revenge against his captors. Overview: This is a sequel to Duel Of Fists. An architect and his brother capture a wanted man named Killer in Thailand. When he escapes from prison his only thoughts are of getting revenge against his captors. They recapture Killer but not before he kills the brothers family and holds his girlfriend captive in Japan. They are forced to let Killer go or the brothers girlfriend will be killed. When they get to Japan they are made an offer to work for the Kingpin who wants to take over Killers operation and would like Killer out of the picture.