Many legends have arisen surrounding the mysterious and untimely death of martial arts king Bruce Lee. Was he murdered? Was he involved in drugs and crime? Why did he leave the cryptic message 'If I die find out why'? Whatever the reason, fellow martial arts master Bruce Li determines to find the answers. With the assistance of Lee's former mistress Suzy he penetrates the dangerous underworld of Hong Kong. Captured by the criminals, Suzy uncovers firm evidence about her lover's death. Bruce is forced to confront the gangsters in a final showdown with such superb fighting skill that he earns the accolade of Bruce Lee's successor?