Kyu's greatest desire is to become a detective. To fulfil his wish, he goes to take the entrance exam to get into the detective school run by Dan Morihiko, one of the most famous detectives ever! At the exam...

The story centers on Minemori Kotoha, a woman who has been offered work at Suma Research Company's "Anti-Detective Section," and Sasaki Rena, its only investigator. This section focuses on rooting out corrup...