Ran Uruma can't wait to grow up and become a sorceress like her mother, so with the help of a magical pair of sneakers, she transforms into an adult and sets off! Her father and older brother Jin try to keep her home safe, but Ran is determined to advance her powers and have adventures of her own!

With the Door destroyed, bugs are an even greater danger than before. The sorceresses build a glass fortress, but it's only a matter of time before the bugs break through. Meanwhile, Ran tries to protect Otaro from being hunted down, but will she end up jeopardizing the battle against the bugs?