The Detective Is Already Dead (2021)

S1E1 Attention Passengers: Is There A Detective on Board? / Commence Adolescent Romantic Comedy

Kimizuka, a junior high student, encounters the stunning detective Siesta while trying to stop a plane hijacking. Later, as they delve into a puzzling case during the Culture Festival at Kimizuka's school, Siesta encourages him to become her partner in solving mysteries.