In Tokyo, police officer Mari Kouda and Chinese interpreter Ryo Arikino solve cases while bonding over meals from different cultures, forming an unexpected connection through their shared experiences.
Ryo Arikino is assigned to interpret for a Chinese suspect at the International Investigation Division of the East Shinjuku Police Department. His routine is disrupted when he meets Mari Koda, an eccentric green-haired detective, who ropes him into searching for a missing woman named Candy. Their search soon reveals the involvement of a shady figure behind Candy's disappearance.
