Mrs. Cake is welling with too much milk—which causes her to ache and ache! Lucky, a shrunken girl with an amulet that allows her to change size, decides to help her with this issue.

They just have to hope none catch them in the act!

This story takes place sometime after Lucky's Big Day, a currently unreleased story that features Lucky recovering an amulet that allows her to grow into a giantess. Afterward, she uses it to alter her size to the preference of her current context.