Who would deliberately lure somebody on to treacherous rocks on the Cornish coast? Somebody is flashing lights from the old tower on stormy nights - and the Famous Five sense danger. But can they solve this mystery safely?

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.