High Quality Content by WIKIPEDIA articles! Blue Exorcist is an anime series adapted from the manga of the same title by Kazue Kato. It is directed by Tensai Okamura and produced by A-1 Pictures. The series follows a teenager named Rin Okumura who finds out he is the son of Satan and is determined to become an exorcist in order to defeat him after the death of his guardian, Father Fujimoto.