"If you only read one children's book this summer... make it this one"The Guardian A brave, bright girl embarks on a heart-racing adventure to find her missing father - with magic and danger quite literally in the air...

Twister's beloved father has gone missing and as she's searching for him she stumbles across a witch living in the woods.

She is given a magical necklacethat holds the souls of living things and can turn the wearer into a wolf, or a rushing river, or a rainstorm.

But there's a dark foe on the hunt for this necklace, a baddie who wears a coat crawling with creatures and who might have something to do with her father's sudden disappearance...