Blue Exorcist is a manga written and illustrated by Kazue Katō. The manga has been serialized in Jump Square magazine by Shueisha since April 2009, with individual chapters collected into thirteen tankōbon volumes as of July 4, 2014. The story revolves around Rin Okumura, a teenager who discovers he is the son of Satan born from a human woman and is the inheritor of Satan's powers. When Satan kills Rin's guardian, Rin decides to become an exorcist in order to defeat his father.