As the second season of the series, a Thai murder suspect appears who can see the residual emotions of things and places, which is similar to the protagonist, Kono Akari, who can see the colorful emotions of others after her parents were killed. Akari has a new partner in the Metropolitan Police Department. However, the sister who has found her emotions has disappeared and is wanted for the suspicion of killing an acquaintance. While continuing the investigation to prove the innocence of the sister, the two cases are intertwined. The detective who can see human emotions and the suspect who can see the residual emotions on objects, the curtain has been raised on the unprecedented emotional search in history.