Ao no Exorcist (Blue Exorcist), vol. 15

Back at the academy, Rin learns that Godaiin, one of his classmates started to see demons against his will and strikes a deal with Mephisto. The chairman agrees to provide Rin with some special eyedrops for Godaiin to return to normal in exchange for him and the other Esquires to deal with some mischievous apparitions known as "The Seven Mysteries of True Cross Academy". Meanwhile the Order finds ...

Raised by Father Fujimoto, a famous exorcist, Rin Okumura never knew his real father. One day a fateful argument with Father Fujimoto forces Rin to face a terrible truth – the blood of the demon lord Satan runs in Rin’s veins! Rin swears to defeat Satan, but doing that means entering the mysterious True Cross Academy and becoming an exorcist himself. Rin and his friends continue to investigate th...

With his flames under control, Rin manages to protect his friends from the miasma and defeat the Impure King. Before returning to the academy, the Esquires take part in a mission to hunt down a Kraken that is terrorizing the coastline. While fighting the monster, Rin, Yukio and Shiemi get themselves stranded on a small island where they encounter an ancient whale-deity who helps them to defeat it.

Izumo is kidnapped by Renzo, who is revealed to be a spy for the Illuminati organization led by Lucifer, another son of Satan. Nemu is revealed to be a spy as well but working under Mephisto, who sends Yukio, Rin and the other Esquires to look for Izumo at her homeland where they meet a fox spirit who reveals the tragic past of Izumo and her family. Meanwhile, Izumo is taken to the Illuminatti hea...

Rin and his friends infiltrate the Illuminatti headquarters just to fall into a trap where they are separated and forced to confront the abominations created by the enemy's experiments. Meanwhile, preparations are being made for Izumo to become the vessel for the nine tailed fox, despite there is a high chance that the procedure fails, claiming her life in the process.

Trapped by Professor Gedoin in the hellish prison beneath Dream Town Inari, the Exwires must fight to survive and rescue Izumo. The more they learn about Professor Gedoin’s plans, the more they realize the horror they face. Each will need to rely on their own strength, and each other, like never before. But Izumo is determined to meet her fate on her own and save her sister, even if it means her d...

Rin becomes aquainted with his new classmates and together they take part on the Exwire exam to get one step closer to become exorcists, but while waiting for the exam to begin, they are attacked by powerful monsters, and Rin must find a way to fight back without revealing his demonic nature to the others, unaware that one of the teachers is also after his life.

One of Fujimoto's familiars cause a commotion after learning of his death and Rin, now an Exwire, manages to calm it down and becomes its new owner. But the True Cross Headquarters sends Shura Kirigakure, a former student of Fujimoto's, to investigate about Rin and dispose of him after confirming his connection with Satan. Seeing Rin's determination to become a Paladin, the highest ...

While taking part in a special training camp, Rin and his classmates are attacked by the demon Amaimon and he is forced to reveal his secret to protect them. Then he is captured by Arthur Auguste Angel, True Cross' current Paladin, and brought to the order's top echelons to be judged. Mephisto Pheles intervenes on Rin's favor, claiming that having him live and become an exorcist cou...