"The Murder Mansion Mystery" Author: [Japanese] Masahiro Imamura Publisher: Beijing United Publishing Company

Introduction
A few months after the mystery of the Box of the Eye,
Kenzaki Hiruko suddenly received a commission.
The president of Narishima IMS, a company famous for medical research, learned from an amusement park employee that
Every few months, a staff member is called to the Murder House in this ruins theme park.
The people who were called away have never been found since then.
This Murder House is run by former researchers from the Banmu Institute.
There might be some research results of the organization that Hiruko and the others are pursuing hidden inside...