Synopsis

A mysterious serial murder case breaks out. Olfactory investigator Hanaoka Shinichiro (Abe Hiroshi) detects a mysterious scent from the corpses. Meanwhile, Komukai Tatsuro (Kagawa Teruyuki) is removed from the investigation team, and in his place, profiler Shichijo Kana (Haru), who studied at the FBI, joins the team. Tatsuro proceeds with his independent investigation but ends up being kidnapped and confined by a mysterious man. Hanaoka tries to identify the true nature of the mysterious scent, but the possibility of bioterrorism using bacterial weapons emerges behind the case.