Shinigami Tantei to Yuurei GakuenShinigami Detective and the Ghost School; 死神探偵と幽霊学園

At the old and abandoned school campus, some students committed suicide in the past, leaving behind a blood curse. A student, dubbed 'Shinigami/ The God of Death' by other students, went exploring the old campus with his friends. Halfway, someone dropped their flashlight and a dismembered woman's body is discovered.