'WE SEE YOU. NOW WE ARE YOU . . .' No real witch would casually step out of their body, leaving it empty. Tiffany Aching does. And there's something just waiting for a handy body to take over. Something ancient and horrible, which can't die. To deal with it, Tiffany has to go to the heart of what makes her a witch. Get past the 'I can't'. But even with the help of the Nac Mac Feegle - the rowdiest pictsies on the Disc, who like facing enormous odds - she still might not be able to win herself back . . . FROM MASTER STORYTELLER TERRY PRATCHETT
十一岁的小女巫蒂弗妮·阿奇终于走出了她的家乡一一白垩地上的农场，前往一个擅长分身术的老女巫勒韦尔小姐那里学习正统的魔法。然而，一个叫做蜂怪的疯狂而邪恶的古老幽灵一直徘徊在蒂弗妮的身边，试图寄居在她的头脑中，控制她的思想……
为了报答蒂弗妮曾经给予他们的帮助，一伙小人一一那些生活在白垩地古墓中的喜欢偷窃和打架的蓝色小精灵，暗中来到蒂弗妮的身边，以保护她免遭蜂怪的毒手……
但是，最可怕的事情还是发生了：在女巫大赛前夕，蜂怪终于进入蒂弗妮的头脑。蒂弗妮失去自我，向她的老师勒韦尔小姐发动了攻击……
勒韦尔小姐倒下了，蒂弗妮也倒下了。