Motohiro Matsumoto

ogane Takichi, the CEO of a construction company, is shot dead in the street in Nishi Shinjuku in Tokyo. The only eyewitness, Odagiri Naoto, refuses to cooperate with the police for some reason. Fukamachi Kotaro, a senior member of the IR Analysis Office, is ordered by Nitta Yukihiko, the head of the First Investigative Division, to handle Odagiri. The newly established office was set up on the pretext of tracking and monitoring suspects and witnesses to advance investigations by using the many surveillance cameras and GPS trackers installed in Tokyo.

The body of Shinsuke Maeda, a wealthy older man, is discovered in his garden. While at first glance it appears that he missed his step while exiting into the garden and hit his forehead on a flowerbed rock, it is established that a safe installed in the living room has been emptied. It seems that, the night before, Maeda left the hospital he was staying at of his own will and came home, and was robbed immediately after returning. His daughter Yumie Nagano insists that Chikako Inui, a woman her father had been seeing, must be the perpetrator. She says that Maeda was thinking of getting married to Chikako soon. However, Chikako finds Yumie and her husband suspicious. Troubled by debts incurred by opening their ramen store, they pestered Maeda and he pushed them away. She calmly points out that Maeda gave her a will in which he left all of the 50 million plus yen hidden in the safe to her, so she had no reason to steal from him.

While investigating a murder case, Kamiki Kyoko finds out the truth behind the death of her father who was a police officer which leads her to the dark secrets within the police force. In order to solve the case and take revenge for her father, Kamiki and her supervisor Orihara must battle the odds against the strong forces trying to cover up the truth.

The dead body of Maki Tsujimoto, a popular stage actress, is discovered in a theater in Oji. After striking her in the back of the head with a bronze statue prop, the criminal laid the body on the floor and pointed a light at it, "directing" the crime scene as if it were a scene from a play.

While returning from a business trip to Hokkaido, Detective Kamei of the MPD greets a middle-aged traveler in the waiting room of Minami-Wakkanai Station but is ignored by him. On the limited express to Asahikawa, the same man happens to entrust Kamei with a floppy disk before dying. The floppy contains his investigative notes on a murder that happened two years ago...