Story
The need for detectives has dramatically increased in response to the increasing number of violent crimes. This year, a boy and a girl enter Marimine Detective Academy, an ultra-exclusive school, and the only one in Japan that offers the "National Detective License." The boy is Misaki Fujisaki, the grandson of the man who was once known as the "Crime King." The girl is Shia E. Hazeldine, the adopted daughter of the man known as the "Detective King." These two descendants of sworn enemies will meet each other by chance!
Synopsis via AniList (English).
