Framed for the brutal murders of his classmates by the mysterious Red Man, middle school student Ganta Igarashi finds himself sentenced to death and sent to the bizarre and fatal theme park/prison that has risen from the ruins of the Great Tokyo Earthquake - a hell on earth known as Deadman Wonderland.

With their leader captured, Scar Chain's uprising is thwarted by the Undertakers. Ganta seeks training so he can learn to use his Branch of Sin powers, even though doing so will draw him further into the deadly plots brewing inside the prison. The final battle between Scar Chain and the Undertakers is coming, but who really wins when one of them loses?