With his village destroyed and his sister dead, Hachiro forsakes his principled code and sets off down a dark path of revenge. Book 4 begins a new era as the Kage abandons expectations for the future and embraces the only idea that gives his life meaning - vengeance.
With health and mental clarity returning, Hachiro finishes his training with Daisaku. As they move to liberate Kazu's prison camp, Hachiro is tested with the appearance of The Red Hand then shaken to his core with yet another betrayal and a secret that will change him forever.