Would you agree to go on a perilous TOP SECRET mission to save your best friend from the creaking gibbet?

Mabel Jones is on her way to the city of Otom in search of the legendary Doomsday Book - an ancient document that might help her save the hooman race.

But Otom is a dangerous place, packed with soldiers, spies and stinking rebels. Can Mabel escape with the book, or will she fall victim to the dreaded Grand Zhoul . . . ?

The third adventure in the hilarious Mabel Jones series, written by Will Mabbitt and illustrated by Ross Collins.

This book is part of a book series called Mabel Jones .

This book has been graded for interest at 8-12 years.

There are 336 pages in this book. This book was published 2017 by Penguin Books Ltd .

Will Mabbitt likes to write. He writes on the train, in the corner of cafes, and sometimes, when his laptop runs out of power, he writes in his head. Will has a background in children's media, producing digital content for Disney, Nickelodeon and Cartoon Network. He lives with his family, cats and a woodlouse infestation in Lewes on the south coast of England.