The Detective Boys visit a pet shop and find the owner, Minoru Shirai, dead. They find a Rhinoceros beetle and pamphlets of an insect museum at Gunma Prefecture. Takagi drives the Detective Boys to the museum where they learn that a truck load of Rhinoceros beetles were stolen from the van.
Genres: Animation , Comedy , Crime , Mystery
Keywords: adventure , age-change , anime , based-on-manga , cop , detective , dramatic , japan , japanese-high-school , mysterious , secret-identity , secret-organization , shounen , suspenseful , watch-series-online , watch-anime-series-online