In the province of Yamashiro suddenly starts plague . All residents leave the infected place , and the head of a neighboring samurai clans - Motidzuke - sends to explore these places remains of Koga ninja clan , obeying him . However strange beings endowed with incredible force , instantly straightened with uninvited guests . The detachment of the

Trained by the Mugen ninja clan, young Nakio dreams of becoming something more – until he fails in his first mission. Now, he must overcome Mantis Gods, Spider Queens, and black magic to find those who will battle by his side…that is, if master assassins Zensho and Raishu don't catch him first!