Well, locked room murder mysteries are common. I'd say it's more along the lines of a sci-fi "humans crossing natural lines they shouldn't have" drama given Fuuka's cooking.
... You don't need to say it every time.This is just an inspection!!FridayThis is a locked room murder mystery...SundayAegis' very, very eventful week, all exposed!Whaaa!?SaturdayDon't let 'em get away!MondayTuesdayAegis is the best!Wake up, Aegis!!WednesdayThursdayWhat a peacefully sleeping faceYesde arimasu!*ueen*
*ueen*
