The Demon Lord is defeated by a human hero. To find his replacement, the demonkin hold a competition. Helck, a human and mortal enemy, is among the participants.

Helck continues to rack up victories as a fan favorite of the crowd. He then proceeds on to the semifinal race! Will he be able to keep up with the other racers?

Vermilio is frightened by Helck's power as he goes berserk during his battle with Augis. It makes her recall the words of the Great Witch, who warned her about Helck.

The winged knights continue attacking Castle Thor to level themselves up further. Meanwhile, Asta keeps snooping for information in the human realm.

Zeruzeon leads the winged knights in an assault on the newly rebuilt castle. Humans and demons become locked in combat.