You're the least popular girl in school, and the glossy friends who were briefly interested are bored. And you'll do anything to keep them. Nicky finds picking on the new girl is easy: everyone thinks she's weird anyway.

But when does 'weird' become 'witchy'? When Bella's skin breaks out like a plague? When Mags and Janet land up in hospital? Normal teen stuff, or evidence of witchcraft? As Nicky's plan winds up to its shocking conclusion, she finds not only has she lost her friends, she's unleashed something truly evil.