Johnny Woo is a Chinese doctor who has given up fighting in the ring. His brother is a teacher at a kickboxing club. When Johnny falls in love with Julie, whose brother is a teacher in a rival kickboxing club, tension begins to build...

Dr. Johnny Woo becomes involved in a global Mafia arms cartel when they kidnap his son Bobby. The cartel, made-up of underworld leaders from around the world, become aware that he stumbled onto valuable information on a computer disk he possesses. Louie and his Russian counterpart Vladimir Kruskev use every bit of their cunning to trap Johnny and retrieve the disk.