The council's rampage sends quakes through the demon realm, and the demon Chaos is called forth through a giant magic circle. That commander of all heroic spirits flails madly, seeking to claim Basara, Mio, and Leohart's lives. Do they even stand a chance of victory with this supreme being before them?!
Meanwhile, Maria, Yuki, and the others put a final end to their own personal battle.
"Believe in me... once more."
The ultimate sibling combo risks their lives to face the disaster striking all of the demon realm!
We'll just have to do something 
about him on our own!
Wir müssen einfach selbst
etwas gegen ihn unternehmen!
Tendremos que lidiar con él sin ayuda.
Tendremos que lidiar con él sin ayuda.
On va devoir se débrouiller
à nous trois.
Allora dovremo occuparci di lui da soli!
Então nós teremos que dar um
 jeito nele por conta própria!
Остаётся только нам одним с ним справиться!