Mildred Hubble's world changes when a witch crashes into her balcony. She visits Cackle's Academy where she is amazed by everything - the magic, the potions, and that every student gets their own cat.

Mayhem and mishaps follow young witch Mildred Hubble wherever she goes. She just can't help it! But with her friends' help, Mildred always manages to avoid disaster just in time.