Playtime
Updated community averages based on player submissions.
Main Story
38m
Main + Extra
1h 25m
Completionist
2h 2m
Media
2 videos + 6 screenshotsLinks
About This Game
An eccentric FMV murder mystery with a twist: someone has poisoned Uncle Marcus. Uncover the truth in the yearly family quiz and try to save him before it is too late.
Add Who Pressed Mute on Uncle Marcus? to your backlog
Import your Steam library in one click, then track what you finish and plan what to play next — free forever.
Last updated Mar 7, 2026