In the city not so long ago appeared a thief (Akito) with his co-worker (An) they both were up to no good in the city so the most popular detectives in the city Toya and Kohane were up to the challenge to stop the 2 thieves.

Akito and An managed to Escape their recent try of robbing a museum so the only thing now left for Toya and Kohane to do is to investigate the place for any clues of catching the thieves without any realization that Akito was spying on the detectives