Join world-famous detective Sherlock Holmes and his ever-loyal sidekick Dr. Watson as they embark on a daring adventure.Sherlock is on the trail of a murderer. As he investigates the death of country gentleman John Douglas, he begins to piece together some unusual clues: muddy bootprints, a tattoo, and something called and "The Valley of Fear. and " Can Holmes put these together in time to solve the mystery?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 readers aged 7+.