A young man who was born in feudal Japan, Koga-Ryu Province begins learning Ninjutsu and the art of the dragon. When a village raid by the Black Dragon who are Iga-Ryu Province, secretly disguised as Americans, happens, the young man's life becomes changed forever. As both his parents are taken from him. On that dreadful night, he moves to America after his training is finished to find the group who murdered his family. Only to discover an old enemy whose name had long been forgotten. Also thrown in the mix, he learns his Sensi and grandmaster is still alive but plotting to destroy the world by unleashing an ancient evil. Should he continue his personal vendetta to destroy every member of the Black Dragon? Or try and stop the very one that trained him from ending all life as we know it?