ISBN-13: 9781535189606 / Angielski / Miękka / 2016 / 164 str.
The Valley of Fear begins with Sherlock Holmes, the famous detective, and Dr. Watson, his fellow lodger of 221 b Baker Street, in mid-conversation. Holmes is puzzling over an encrypted message, which he has received from Porlock, an associate of Holmes' nemesis Professor Moriarty.