The story follows a series of bizarre murders of schoolgirls who have been dismembered and stuffed into boxes. The private investigator hired by a missing daughter's mother joins forces with an antique book seller and others to unravel the murder spree. (Source: MangaToshokan)

Mouryou no Hako is an adaptation of the second novel of Natsuhiko Kyogoku's Hyakki Yakou series.