A robbery and murder occurred at a gas station facing the national highway at 1:00am. Detectives Nagata, head of the First Investigation Division, begins investigating. Two bullets were removed from the corpse of a staff member on duty at the station, and the last car to be refilled with gasoline, Sakura Taxi No. 5-E1044, appears on the line of investigation. The same night, a robbery murder case was discovered using the same US military gun that was used on the gas station victim.
Chief Investigator
Detective Nagata
Detective Miyagawa
Detective Hayashi
Detective Kaneko
Sakata Goro
Chief of the First Investigation
Firearms technician