Yuuko Yoshida wakes up one morning to find that she has grown horns and a tail. Her mother reveals that their family is on the wrong side of the ancient Light versus Dark battle. In order to regain some of their lost power to visit the all-you-can-eat pancake restaurant, Yuuko must defeat a local magical girl who happens to attend the same school. However, Momo, the magical girl, keeps rescuing Yuuko, causing inner conflict for her. Nevertheless, the allure of endless pancakes remains strong.