At the peak of his power, a demon lord decides to reincarnate as a typical villager, but he finds it difficult to make friends in his new life.
Ard is instantly popular upon his admittance to the Academy of Magic, but he ends up in a duel after Ireena stops a student from bullying a succubus.
While Ard considers whether or not he should participate in an academy battle event, Ginny asks him out on a date. Ireena insists on coming along.
Ginny tries a more aggressive approach to seduce Ard but is quickly interrupted by Ireena. Professor Jessica suggests the girls fight in the event.
Ard learns that Ireena has been abducted by the evil dragon Elzard and sets out to rescue her. Meanwhile, Elzard threatens to reveal Ireena's secret.
Reappearing after 3,000 years, Sylphy learns what happened to her ally Varvatos in the intervening time and heads to the academy to confront Ard.
At the Academy of Magic's school festival, Ard has an awkward time at a maid café. The next day, he and his friends enter a sword-fighting tournament.
When Ard plays a dramatized version of his former self in a school play, he recalls the actual events of the past and Sylphy's feelings of insecurity.
While traveling on a school trip, Ard, Ireena and Ginny encounter a strange child who makes a cryptic request before sending them back in time.
Along with Verda's army, Ard fights in a battle he recalls from his past. Later, he and his friends are taken to an audience with Varvatos himself.
As Ard tries to make sense of how history has changed, the demon lord suddenly appears before him and reveals his shocking identity.
Ginny and Ireena follow Latima's orders to hurry to the demon lord's castle but fall into a trap. The demon lord demands that Ard join his cause.