What is Uncle Quentin up to on Kirrin Island? He won't let anyone visit - not even the Famous Five! But he's not alone on George's island - somebody is watching his every move!

Can Julian, Anne, Dick, George and Timmy the dog find out who and warn Uncle Quentin?

Enid Blyton, who died in 1968, is one of the most popular and prolific children�s authors of all time. She wrote over seven hundred books, which have been translated into many languages throughout the world. She also found time to write numerous songs, poems, and plays, and ran magazines and clubs.