Poppy and Amelia were looking forward to the new term until the mysterious Bayonica Duvane joins class 7C. Then strange events start happening to their classmates and Poppy and Amelia are blamed even though the apprentice witches know exactly who is behind it all. Who is Bayonica Duvane? Why is she so determined to cause trouble for Poppy and Amelia and their vampire friend Mia? And most importantly of all - how can they stop her?