Transfer students Mimiko Kazuki and Mimi Kun are a bit clumsy. From the first day of transfer, he is a popular person in the class because of his clumsiness. In the same class, there is also Tom, a boy who is perfect for Mimi-Kun's ideals, and Mimi-Kun's expectations only grow! ! However, Tom and his childhood friend Yurika are in the same class. Yurika-san, who loves Tom-kun, interferes with the relationship between Mimi-kun and Tom-kun in every way possible. Mimi Kun is full of energy and doesn't get discouraged by such things, but she actually has a great secret. That is, when the full moon approaches, I become a fool. And on the night of the full moon...! ? A very cute love story featuring the energetic Mimi Kun.