Danny has always believed that his scientist mother is dead. But when a talking dog tells him it isn't true, Danny sets out on a mission to find his mother and her hidden laboratory in Fourth World. But Danny is locked in his own world, so he will need the help of his step-brother Christie, if he is to succeed. After a long and difficult journey the boys discover that Danny's mother is involved in some complex genetic engineering, and she holds the key to Danny's past and his future.
- ISBN10 1782950524
- ISBN13 9781782950523
- Publish Date 31 October 2013 (first published 6 January 2000)
- Publish Status Out of Print
- Out of Print 21 August 2015
- Publish Country GB
- Publisher Penguin Random House Children's UK
- Imprint Red Fox
- Format Paperback (B-Format (198x129 mm))
- Pages 320
- Language English