A Hayato e Ysley se les une al entrenamiento la joven Paula, quien no comprende en absoluto los brutales métodos de Rin.

It's been years since the coup d'etat on Zoble, and the demons have managed to remain hidden for that entire time, as the Idaten fruitlessly search for them. But when Miku springs her plan to rendezvous with the Demon Lord, all that is about to change.