As he watches the famed Toake Daigo pull off another rescue so daring others might think it impossible, Fire Sergeant Onoda Shun thinks back to their days in special rescue training together, and how their working relationship began.

Samurai Sword's vicious attack resulted in many lost personnel for Public Safety Devil Extermination Division 4. Aki Hayakawa wakes up in a hospital bed, unable to accept the reality of losing Himeno. Kurose and Tendo then appear in front of Hayakawa, letting him know that they are now in charge of coaching him. Meanwhile, Makima introduces Denji and Power to a member of Public Safety who will act as their mentor in order to strengthen Division 4.

The final battle at the foot of Hakusan. AI Gui, who fights Yu-yu, aims not only for a complete victory but also for the last piece of data to realize the ultimate battle that developer Shingi aspired to. And now, the true power of Gui's Dragontree Deck begins to awaken.

Not knowing what to do, Kazuya looks to good old Sumi for advice. She decides to take him on a trip to help clear his mind.

With Sayuri's prospects looking bleak, Kazuya pulls off the only thing he can do for Chizuru and her.

With Sayuri's prospects looking bleak, Kazuya pulls off the only thing he can do for Chizuru and her.

With Sayuri's prospects looking bleak, Kazuya pulls off the only thing he can do for Chizuru and her.

With Sayuri's prospects looking bleak, Kazuya pulls off the only thing he can do for Chizuru and her.

With Sayuri's prospects looking bleak, Kazuya pulls off the only thing he can do for Chizuru and her.

Anne is angered and saddened by the fairies' reaction to Lafalle's control over them. Lafalle forces Challe to help steal silver sugar and demands that Anne make sugar confections for him. Because of him, things between Anne and Challe become strained.

Katie is given a workshop, and she and her friends go into the labyrinth to take a look at it.

Oliver and his friends are caught in a brutal team battle against other students deep within the labyrinth.

Oliver and Chela fight a duel deep in the labyrinth, against an opponent who will do anything to avoid defeat.