In the late Edo Period, a demon known as the Impure King killed thousands of people. After defeating the demon, the Knights of the True Cross kept its left eye safely sealed away on Academy grounds - but now someone has stolen it!
Status: Finished Airing
Aired: Jan 7, 2017 to Mar 25, 2017
Producers: Aniplex, Dentsu, Mainichi Broadcasting System, Movic, Shueisha, Aniplex of America
Duration: 24 min. per ep.
Rating: PG-13 - Teens 13 or older