Mystery File of Arthur Kelsey

With only a gold pocket watch and traveling through time, Arthur Kelsey and Sherlock Holmes hunt for clues as they follow a lot of leads and dead ends in this thrilling mystery file. In the case of the Time Traveling Thief, will they find out who the mastermind behind this evil plot is and the reason behind the thievery? When meeting new and old friends to help solve this case, will they solve it before things get any worse?