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, Yukio, Rin, and the other Exwires leave for Izumo's hometown in Shimane Prefecture to bring Izumo and Shima back home. Izumo has been kidnapped and confined in the Far East Laboratory, controlled by the Illuminati. As Izumo awakens, she finds Shima wearing an Illuminati uniform. Then, she also meets someone with whom she shares a deep connection.