Unexpectedly discovering you have a superpower can lead to a whole heap of trouble, as thirteen-year-old Jessica Jenkins finds out in this exciting adventure from Blue Peter Book Award shortlisted author, Liz Kessler.

Jessica Jenkins is missing . . .

Jessica Jenkins has always thought she was a perfectly ordinary girl, until the day that part of her arm vanishes in the middle of a Geography lesson! Her best friend Izzy is determined to help Jessica realise what a great opportunity the power to turn invisible could be, but where has her new ability come from? Does this mean she's a superhero? And, when her friends are threatened, can Jessica use her superpower to help?

A wonderful superhero adventure from bestselling author Liz Kessler.

"This story ... is brimming with good ideas. This is a hilarious book" - Irish News