It's the start of the summer term at Miss Cackle's Academy for Witches and disaster-prone Mildred Hubble has miraculously made it to Year Four without being expelled. She has even secretly her sights set on winning the school's highest honour!
All she has to do is stay out of trouble, but when her arch-enemy Ethel Hallow starts stirring things up, it looks as though Mildred's good intentions are doomed . . .