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?

Helck displays mind-blowing strength and leaves Vermilio increasingly concerned about the threat he poses.

After Helck blocks an attack meant for Edil, Vermilio becomes convinced that he is an enemy. But then, the floor gives away and everyone falls into a dark underground room...

The mysterious power of the gate sends Vermilio and Helck to an unknown remote island. Vermilio travels deeper into the island and comes across a fluffy creature.

Vermilio poses a question to Helck: “Can you fight against your old friends?” Meanwhile, the others at Castle Urum are fighting an overwhelming number of winged knights.

Helck and company end up in the Erille Kingdom where they must fight the barbarians of the Tothman Tribe. The Tothman King goes berserk after tapping into a mysterious power.

Helck and company use their winnings from the cooking competition to buy a map leading to the Empire. They make plans to go northwest into the ruins of two destroyed kingdoms.

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.

Helck's motivations become clear with an awakening of a horrific truth. Vermilio vows to fight by Helck’s side.

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.

Hyura and Edil battle it out at Castle Thor while a strange relationship starts between them. Meanwhile, Mikaros is confronted by Azudra and reveals a past grudge.

Raphaed’s army attacks a demonkin outpost, when Helck and Vermilio arrive. Raphaed determines Vermilio is Helck's newfound source of support.

Helck faces off with his former friend, Alicia. Meanwhile, Vermilio can't help but be concerned about Helck as she continues to fight with Raphaed.