Introduction to Volume 1: A woman's strange body was found dead in an apartment in Sapporo. The dead woman was identified as Officer Asami Mizumura of the Hokkaido Police Headquarters' Community Safety Department. The suspect, her boyfriend, was Sergeant Tsukui, who also belongs to the same headquarters. The order to shoot and kill Tsukui is eventually issued. Lieutenant Saeki, who was removed from the investigation, begins a clandestine investigation with a group of volunteers to prove the inno...
