Playtime
Updated community averages based on player submissions.
Main Story
11h 44m
Main + Extra
13h 24m
Completionist
14h 6m
Media
1 video + 5 screenshotsLinks
About This Game
Players control both Dr. David Styles and Samantha Everett in their bid to uncover the secrets and find out the truth. Gray Matter tackles questions concerning the nature of reality and the power of the human mind in constructing the world we take for granted.
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Last updated Mar 7, 2026