BeTrapped!

A murder has been committed and it’s your job to find the culprit. BeTrapped! features you as Inspector Parker. Question shady suspects and examine each room for clues. Avoid deadly booby-traps at every turn. With over 1,400 mind-bending levels, 37 spine-tingling adventure rooms, and a meta map to track your progress through the castle, this murder mystery is the adventure of a lifetime.

It takes about 7.8 hours to complete this game.
Difficulty of this game: Tough-Unforgiving