Mahjongg Investigations: Under Suspicion is a Casual, Puzzle PC game, developed by Zemnott, available on Steam and published by Retroism.
Organized crime is taking over Metro City. As a detective in the 83rd precinct you must use your Mahjongg skills to unearth clues and bring the criminals to justice. Don Diamante, the city's undisputed godfather, must be located and brought in. Collect and match evidence tiles to pinpoint perpetrators.