The Beast Within: A Gabriel Knight Mystery "DEMO" (Movie & Slides) 1995, Sierra on-line
The Schattenjäger, Gabriel Knight is sent with his assistant Grace to solve a series of mutilation murders thought to be the work of werewolves. Gabriel confronts his own demons while Grace traces a historical mystery, that of the strange demise of Mad King Ludwig II.

Soundtrack within the slide show is replaced with

"Gabriel Knight : The Beast Within OST - Track 2 : Main Theme / Prologue"