Solve the mystery with the Secret Seven – everyone’s favourite detective club! These timeless stories are perfect for young fans of mystery, adventure or detective series. Also available in audiobook! In book two a priceless pearl necklace goes missing. The Secret Seven are first off the mark to catch the thief.

Why? Because they saw him making his escape! Now all they have to do is find the necklace… Solve the mystery! Cover and inside illustrations are by the brilliant Tony Ross