When Queen Victoria's genealogical records are stolen, the Royal Family decides to put you in charge of the case and asks you to solve this strange mystery. As always, followed by your wise and faithful friend, Doctor Watson, you will have to use your senses of logic and observation through dozens of riddles, puzzles and brain teasers of all sorts. You will travel through dozens of beautifully hand-drawn environments, looking for clues and new mysteries. You will also meet many charismatic characters who will help you solve this strange case and finally discover the truth!