Polly, Lila, and Shani meet Francis, a Tooth Fairy-in-Training who's in danger of losing her wings if she can't complete her teeth collection assignments by morning. Francis uses her magic to give the girls wings.

When Bella fosters a group of adorable, snuggly kittens, Polly proves to be quite the "cat-whisperer" with all except one – Custard, a seemingly shy kitten who Polly can't quite seem to crack.