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!
In that opening, Mio will need 
to create her black hole.
In dieser Zeit muss Mio
ihr Schwarzes Loch erschaffen.
En ese momento, Mio creará su agujero negro.
En ese momento, Mio creará su agujero negro.
Bien.
In quel momento,
 Mio genererà il buco nero.
Nessa abertura, a Mio vai precisar
 criar o buraco negro dela.
В это время Мио создаст чёрную дыру,