At Kamome Academy, the infamous legend of Hanako-san, a ghostly figure granting wishes when summoned, captures the curiosity of many. Nene Yashiro, seeking love, bravely calls upon Hanako-san, only to unveil a surprising twist - Hanako-san is actually a boy! Drawn into a realm of the supernatural against her will, Yashiro becomes Hanako-kun's assistant, learning about his vital role in preserving harmony between humans and spirits.