From publisher blurb:
Interested in the Prohibition Era of the Roaring Twenties and Dirty Thirties?
You are not alone! This is the role-playing game of Gangsters, Gun molls,Gumshoes, and G-Men. The Blue Book Detective Agency Beginner Game is a slimmed down version of the classic Gangbusters rules. The Blue Book Detective Agency Beginner Game is a complete, standalone product and contains everything that two or more players need to role-play characters involved in the action and adventure of the 1920's. This beginners guide covers Detectives only and serves as a launchpad into the gangster era.
Players can enjoy many hours of entertainment with just the contents of this book. This is 100% compatible with the classic rules.
Play the world's greatest game of cops and robbers today!