Long ago, an ancient war was fought between humanity and the Nighlok, dark beings who emerged from the Sanzu River to flood the human world with suffering. A legendary Samurai clan sealed them away using sacred Symbol Power, passed down through generations. In the present day, the seal is weakening. As the Nighlok begin to return, the current generation of Samurai Rangers must rise—not just to fight, but to prove themselves worthy of the legacy they inherited. Each Ranger struggles with duty,