The secret seven have a brand new meeting place but somebody else has been using it too. How dare they? whoever it is is going there at night, and the gang are going to put a stop to it! they are determined to catch the cheeky intruder, whatever it takes... About the author: enid blyton died in 1968 but remains one of the best-known and best-loved writers of children's stories. She is consistently voted a children's favourite in author polls. She has over 600 children's books to her credit, including the famous five series, the secret seven series, the naughtiest girl series - all hodder - and the malory towers and st clare's series, both available from hodder on audio.