Type: Manga
Volumes: Unknown
Chapters: Unknown
Status: Publishing
Published: Apr 9, 2010 to ?
Genres: Action, Demons, Mystery, Drama, Ecchi, Horror
Authors: Ryukishi07 (Story)
Serialization: Dragon Age
The story features a popular urban legend "Seven Mysteries at School". A rumor about the eight mystery "Mesomeso-san" spreads among the children.