Immersive noir setting: The story begins at the legendary Rummy Detective Agency, and each case takes you to various locations to solve a crime, including the diner with the best doughnuts in town, the cozy Quarter to 3 Bar, a ritzy fashion emporium, the circus, the most elite jazz nightclub in town, and more! Campaign and standalone modes: The cases in Detective Rummy can be played in two different ways: campaign mode and case mode. In campaign mode, you play all seven cases in order. In case mode, you can play cases 2 to 6 as standalone Detective Rummy games one at a time.