Read manga: Wonder School Boy

manga
Genres: Action ; Shounen
Artists: Shimizu Youzou
Status: ongoing
Updated at: Aug 25, 2019
Summary:

Tenji Tsubaki, a high school student, becomes a detective to pay his father�™s debt. He tried very hard to cover his identity but Kirin Tachibana, his classmate, finds out about it. To keep his secret identity safe, Tenji takes her as his assistant.