"Viktor Fleischer, the lord of this mansion. According to this report, he was a high-strung and conscientious man who often immersed himself in his studies to the point of oblivion. But that's just typical for a scientist. What isn't is that he suddenly vanished with Mary telling his few friends they were going on a holiday. What drove him to this madness? Did his wife Mary fall victim to his insane and entirely evil experiments?"
— Detective's Tapes #11
- After using the wheel to open a door, enter the room which appears to be a small storeroom. Climb the ladder to the upper floor and search for the tape on the shelves. (Act 3)
Follow this video walkthrough for more details: