Bundled with the 9th volume of the original novel, it is the unaired 13th episode of the TV series.

A technological hell masquerading as paradise, Tsukimihara Academy is an artificial high school that serves as the setting for the next Holy...

Shidou Itsuka carries on with his quest for Ratatoskr in finding Spirits and trying to seal their powers, all while maintaining his relation...

Spirits are otherworldly entities with immense power, capable of creating spatial quakes whenever they appear. One way of dealing with them ...