The Secret Seven Definitive Complete 16 Books Collection Box Set by Enid Blyton is a thrilling adventure series. Set in the world of fiction, this collection of books features action, mystery, and detective stories, making it perfect for readers who enjoy a good mystery. With a mix of boy's and girl's interest in the subject matter, this box set is a must-have for fans of Enid Blyton's work. The collection includes all the books in the Secret Seven series, each beautifully illustrated by the renowned author.