Japan, 1612: After a year of training at the school of samurai, Jack has a big problem ... is busy preparing for the Circle of Three, an ancient ritual that tests the courage, skill and spirit to the limit. At the same time, is caught in a constant battle with another student, Kazuki and his band. But this is the least of his problems. He knows that his mortal enemy, the ninja Dragon Eye could attack at any time. Jack holds the secret that can kill him. Will Jack become a teacher of the Way of the Sword in time to survive a fight to death?