How Not to Summon a Demon Lord

Gamer recluse Takuma Sakamoto is summoned into the online game he usually dominates as his character, Diablo. He deals with his would-be masters.

Diablo and the girls visit the Adventurers Guild and meet the master, Sylvie, who assigns them a quest to defeat the monsters in a nearby forest.

Knight and self-professed defender of all women Emile Bichelberger challenges Diablo to a duel after misunderstanding the situation.

Emile faces off against Gregore but he's no match for the Fallen's powerful sorcery. Meanwhile on the bridge of Ulug, Diablo confronts Edelgard.

The kingdom of Greenwood demands the result of Shera, threatening war. Diablo visits the local lord and receives a quest to end things peacefully.

Diablo takes the girls to a slave market to remove their collars. Medios the manager says she can help but her methods are distinctly lascivious.

Shera suddenly decides to go home with her brother, leaving Diablo in bad shape. Rem suspects there's more to the story and decides to follow her.

Prince Keera summons the Force Hydra and Diablo must contend with its multiple heads and skills. A common foe soon takes advantage of the situation.

Alicia runs into Saddler, who reveals he's going to Faltra as well. Meanwhile, Edelgard unexpectedly interrupts Diablo and the girls' river bath.

Diablo begins the summoning by transferring his magic powers into a prone Rem. The Demon Lord is resurrected but takes on a surprising appearance.