The Mona Lisa is missing and you are the detective on the case. With all of Europe on the lookout, there have been several false leads. Your friend Pierre thinks you've got a prime suspect in your midst, but you aren't so sure. This case is going to take you throughout Europe as you search from the ski slopes of the Alps to Paris, London, Prague, and the British Isles. Your investigation will be difficult and dangerous, and time is of the essence!