America's coolest heroes Teen Titans head to Japan as they spring into action when a new threat, the dichromatic ninja Saico-Tek, appears in their city. A chase across the city ensues, ending at Titans Tower. Saico-Tek is interrogated by Robin with the aid of a translation program, and reveals the identity of the one who sent him. The ninja then escapes his bonds and vanishes after destroying a fire sprinkler, and the Titans' only lead is to search for his mysterious master - the shadowy figure known as Brushogun. After a battle with a high-tech villain named, Saiko-Tek, the Teen Titans travel to the city of Tokyo where they find themselves embroiled in a conflict with an ancient enemy.