Yuto Emiya is no ordinary boy: the son of Shirou Emiya and Saber, his very existence defies all logic. Transported to a world filled with Humans, Shinigami, and Hollows, he must face enemies of every kind, ready to threaten the balance between worlds. With unexpected allies at his side, Yuto must discover the true meaning of his power, uncover the mystery of his arrival, and confront hidden manipulators. Every choice could forever change the fate of the three realms.