A coven of warlocks is after the three Haliwell sisters. One is pretending to be their friend...but they don't know who. This is a good book which keeps you guessing and there is a few surprise twists as the girls try to figure out who is after them: Pheobe is taking karate and falls for a guy in her class. Prue befriends a woman who works in the magic shop and Prue is a mentor (big sister) for two girls who don't have a family. Which one is reversing the Charmed ones spells, and making their powers create chaos?? Read it to find out!