Randall Lee is back! "I need you to do… whatever it is that you do, Randall. Help him. Please." Just back from a relaxing vacation, acupuncturist and Tai Chi master Randall Lee returns to find his friend, Detective John Knox, in critical condition following a bizarre attack by a seemingly unstoppable assailant. Against the wishes of the police and his own girlfriend, Randall begins to look into the case... but in vowing to help Knox, Lee must descend into a world of organized crime, mysterious assassins, and his own shadowy past to discover the truth.