At the start of high school, Anne encounters a rebellious girl named Taru, who claims Anne is a witch. As the girls start to experiment with magic and play with forces of nature, they delve deeper into the world of rituals, enchanted by each other. Teenage memories and weird, unexplained phenomena recur to Anne's mind, when she returns to her childhood hometown and meets her high school friend after a long time. Was there really magic in the air?