During a school trip, Yogiri and his classmates are summoned to another world. The students are granted abilities except Yogiri and Tomochika. Suddenly, a dragon approaches!

Yogiri and company are reunited with classmate Yuki. Later, while staying at a hotel, Tomochika seems to have too much time on her hands!

Masayuki releases zombies to run amok in the city! Meanwhile, outside the city, Lain devises a plan to see how powerful Yogiri's "instant death ability" really is...

Yogiri and his friends depart for the royal capital; however, a multitude of dragons stand in their way!

Yogiri and Tomochika are caught up in a trial. Something strange starts happening to Mokomoko.

The group heads to the basement of the Tower of Trials, where Theodisia's brethren are held captive. Meanwhile, on the ground, the Demon King's followers attack the tower.

In Yogiri’s childhood, Asaka Takato is assigned to care for and observe him. However, Asaka can’t stop him from being kidnapped and held hostage by the “organization.”

Yogiri and Tomochika arrive at the capital and must take on a demon at the king’s command. Meanwhile, several classmates know Yogiri's identity.

Yogiri senses the gaze and murderous intent of someone different. To lure out the culprit, he heads into the city with Tomochika.

Sion orders sage candidates to kill each other until there is only one left. Meanwhile, Yogiri, who fell to the seventh layer of the demon world, aims to return to the sixth.

Yogiri and his friends go off script during the Sage Candidate Selection Battle to lure Sion out. Yogiri has a mission: find out how to return to his home world.