Join world-famous detective Sherlock Holmes and his ever-loyal sidekick Dr. Watson as they embark on a daring adventure.

When the Countess of Morcar's priceless blue jewel is stolen, a former thief is charged with the crime, but is he really guilty? Never fear: Sherlock Holmes is on the case, and the truth will out!

This thrilling tale has been retold and adapted with new illustrations, making it perfect for younger readers. Adapted by award-winning children's fiction author Alex Woolf, it will delight bright young things aged 7+.