An adaptation of Ren Saizaki's fantasy mystery manga, the story revolves around Yoshino, an ordinary high school student with a mysterious friend named Mahiro. Mahiro made a deal with a witch named Hakaze to hunt down the killers of his parents and sister. Now Mahiro is missing, and Hakaze confronts Yoshino. Yoshino find himself involved in a crisis that may doom the entire world.
The series premieres in October.