An apartment dweller goes on a search-and-destroy mission to kill the ruthless landlords who murdered his father.

Master Yu is invited to Los Angeles to take on numerous fighters in a Kung Fu contest. He beats all comers and this angers a local mob boss who lost a great deal of money on illegal betting…

A television reporter interviews fighters and promoters about Bruce Lee in preparation for a tournament to claim the title of “Successor to the Bruce Lee legacy”. Footage from Bruce Lee's films and interviews is repurposed in pseudo-documentary style.

The two fighters of the title clash due to a gang boss playing them off against each other. The boss is hoping to steal a million dollars of the country's money, and when the two fighters realise this they combine forces to defeat the gangster, and his accomplice, a man whom they had both formerly respected.

Karate master and anti-drug vigilante Chiba returns to his home in Japan, where he holds a press conference announcing his intention to wipe out the nation's drug industry. He also offers his services as a bodyguard to anyone who is willing to come forward and provide information about the drug lords' activities. He is soon approached by a mysterious woman claiming to have important information and asking for Chiba's protection. She seems to be legitimate, but is she really what she appears to be?

A Chinese refugee from Vietnam emigrates to America, where she prepares to meet several of her relatives for the first time.