The new worst witch carries on from the orignal series The Worst Witch based on books by Jill Murphy. this time at Cackles Academy its no longer Mildred 'Millie' Hubble causing trouble its her cousin Henrietta 'Hettie' Hubble who causes just as much trouble.
Hettie Hubble has once again caused chaos at Cackles and the East Wing is out of action. Now all the girls must share rooms until it can be repaired. Hettie is thrilled to be sharing with Cressie. Mona is not pleased to learn her new room mate is Belladonna.