Chapter 17
In the distant future, advances in AI technology led to wars being fought without human soldiers. However, at the end of the 22nd century, a mysterious aircraft called "Gayla" shut down all AI, and humanity now must relearn how to wage war. Sakamoto Teppei joins the military in hopes of becoming a soldier, where he is sent into a simulation of the Battle of Waterloo to learn how to kill people.
Chapter 1
A family murder 15 years ago. Shuhei Sakata, the criminal who killed his wife and child and attempted suicide, was released for the first time in 15 years. However, it was a trap by demons...! Sakata miraculously awakens from the vegetative state and vows to revenge only in the town of the cause of the legend of demon possession!