Rin Okumura and his twin brother Yukio was increased with a prestigious priest title Shiro Fujimito. As time passed , Rin was amazed when he discovered that his biological dad was really Satan. Living on the boundary between the individual world named Assiah and demon world called Gehema, Rin vow to become the greatest exorcist and goal to resist his dad. To increase his abilities, Rin combined the True Cross Academy to train along with different exorcists.The lovers of Blue exorcist are anticip...