The Curse of Ohone-sama

In the midst of a middle school in Shishibone city, students Tomohiro Miyajima and his friends concoct a scheme to create a thrilling mystery and easy money by fabricating a curse, "Ohone-sama's curse." They scrawl "bone" on the chalkboards and spread rumors, resulting in a significant increase in donations to the school. However, their plan takes an unexpected turn when they receive a mysterious donation of 50,000 yen and a letter requesting them to curse Tanashi Miyoko. As the school is plagued by bullying, crimes, and inexplicable incidents, Tomohiro and his friends find themselves entangled in a complex web of mysteries that they must unravel by themselves. With the lines between reality and legend becoming increasingly blurred, the group must uncover the truth behind the curse and the sinister forces driving the chaos.