The 16-year-old girl, Kudaan Sakuya, encounters a woman named Shima Taako, a cooking class instructor, through a strange fate. As they interact, Sakuya's subtle feelings for her begin to grow. However, when Taako witnesses the "Kudaan," which predicts disaster, their peaceful daily life starts to unravel. In order to protect her, Sakuya works tirelessly, and together with the Spring-Summer-Autumn-Rabbit from her school, Kudaan Girls' High School, she challenges folklore to safeguard her precious person────.