The game has traditional Point &
Click game play, in a real time 3D environment, while offering numerous enigmas and varied puzzles including some that use physics and light for the first time.
The game, based on an excellent
scenario, plunges the player into the heart of a terrifying investigation.
Sherlock Holmes, assisted by the loyal Doctor Watson, investigates strange
disappearances which seem related to the activity of a secret sect. The
adventure begins in London, in the renowned Baker Street, taking us then to
investigate a disturbing psychiatric hospital near Bale, Switzerland, then on to
Louisiana and finally to Scotland.