Blue Exorcist: Shimane Illuminati Saga - Season 1

Rin Okumura, a boy aiming to become an exorcist yet born the illegitimate son of the demon god Satan, advises his classmate Sei Godaiin, who begins to see demons. Despite Rin asking Ryuji Suguro and the other Exwires attending the Exorcism Cram School for a way to make demons invisible, he is unable to find a solution. Meanwhile, Rin is invited to dinner by Mephisto P...

Yukio , Rin's twin brother and, is summoned to a high-level inquiry meeting of the True Cross Order to be questioned about Saburota Todo, the mastermind behind the resurrection of the Impure King.

True Cross Academy is busy with preparations for the school festival. Renzo and Rin try to find partners to attend the music festival and dance party with, but they are continually rejected.

Arthur A. Angel and Lightning capture a spy hiding among the Knights of the True Cross and learn that the secret society, the Illuminati, is planning to abduct someone for a certain project.

Every branch of the Knights of the True Cross is thrown into chaos as Lucifer, the King of Light, declares war. At the same time the Exwires leave for Izumo's hometown in Shimane Prefecture to bring Izumo and Shima back home.

Takara summons Izumo's familiar, Fox God Mike, to talk about the past surrounding the Kamiki family and the Inari Taisha Shrine.

After learning about Izumo's past from Mike, Rin and the others head to Peace Town Inari, which they believe holds the entrance to the Illuminati's underground laboratory.

Michael Gedoin, lost in his admiration and adoration for Lucifer, takes further action to ensure the success of his Elixir research. He devises a plan separating Rin and his team - leaving each member to fend for themselves.

With the laboratory container now destroyed, Rin and the rest of the team were able to regroup, but Michael Gedoin sets a bloated zombie to attack them.

Forcibly possessed by Nine Tails, Izumo strains her energy to cry for help as the demon's power overwhelms her. Rin answers Izumo's cry for help, exorcises the bloated zombie, and finds himself standing in the way of Michael Gedoin

Izumo and the rest of the team succeed at thwarting the threat of the Illuminati, with the help of her mother. As the Knights of the True Cross gain control of Inari, the turmoil and fighting finally calm down throughout the land.

Shima returns home despite everyone thinking he had severed ties. Lightning questions his motives. Mephisto plans to face off against Lucifer. Amid these turns of events, Yukio hides that he met Lucifer in person.