Dido's sister, Is, travels north to try and find her lost cousin. But instead of the promised Playland, she discovers an underground kingdom where children work as slaves in the worst conditions imaginable - under the rule of the sinister Gold Kingy...
- ISBN10 0099109212
- ISBN13 9780099109211
- Publish Date 17 June 1993 (first published 14 May 1992)
- Publish Status Out of Print
- Out of Print 6 April 2015
- Publish Country GB
- Publisher Penguin Random House Children's UK
- Imprint Red Fox
- Format Paperback (A-Format (178x111 mm))
- Pages 288
- Language English