Koharu Orihara, a quiet and diligent student, and only the main character knows that in her spare time from school she also works part-time as a model for magazine shoots, and is actually quite a popular idol. One night, when the kid decides to "blow off steam" in the evening at one of her new photos, she flies into his room through the window, eventually explaining herself and saying that she is actually a girl magician. Is someone who doesn't use magic at all really a magical girl?