It’s the height of Prohibition in 1920s Chicago, and there’s a mob war brewing between the South Side Gangsters and the Northern Chicago Mob Outfit. These two ruthless crime outfits have finally reached an agreement on bootlegging practices in Chicago and have decided to pull together resources. The two gangs have set an official date to meet at Hal Sapone’s Grand Gatsby Speakeasy to resolve all remaining differences. Will these two underground organizations resolve their disputes, or will a massive melee erupt, rekindling the fatal flames between them? Dress in your 1920’s best and join with other participants to solve this mystery. Refreshments provided. Registration required: Participants can register at the library where they will be assigned a character and provided more information.