In the heart of the tale lies Isumi Seiji, a high school art enthusiast known for persuading female classmates to pose as his models, much to the dismay of Takamiya Ayase, the strict student council president. Ayase, tired of Seiji's persistent requests, resolves to shut down the art club to put an end to his actions. But her plans take an unexpected turn when a curse befalls her from an unknown source, leaving Seiji as her only hope for liberation from the mysterious spell.