After Detective Shunsaku Aoshima is promoted to section chief he has the daunting task of dealing with eight cases at the same time, which includes a murder case, bomb threat, and a bus hijacking. Complications also arise between Detective Aoshima and his juniors.

“Are you ready?” Koki racks his brain to try and win a game of hide-and-seek over his wife, Arika, who has a sensitive nose. One night, Arika senses an odd smell in Koki’s body. The change in the odour of his body begins to torment her. Meanwhile, Koki asks his little sister Kasumi for a favour.