Ayu Tateishi is in her second year of junior high school and is known as the cool popular tennis club girl that all the other girls idolize. To tell the truth, Ayu only acts cool in order to impress Tetsushi Kaji of the school baseball club. Then, one day, Ayu meets Nina Sakura, a transfer student who had found Ayu’s missing purse. Nina’s strange personality had left Ayu a little perplexed. Furthermore, Ayu finds out that Nina is a witch that came from the kingdom of magic to study abroad.