Long ago in a distand land I, Aku, the shape-shifting master of darkness, unleashed an unspeakable evil, but a foolish samurai warrior, wealding a magic sword, stepped forth to oppose me. Before the final blow was struck, I thore open a portal in time and flung him in to the future, where my evil is law! Now the fool seaks to return to the past and undo the future that is Aku....