Sam Giancana is a ruthless mob boss from Chicago. During a trip to Las Vegas, he sees a performance by the McGuire Sisters, a popular singing group with a pure image. Sam is attracted to Phyllis and begins aggressively courting her. The two enter into an epic romance, but it brings unwanted attention and tarnishes Phyllis's reputation. For Sam, however, the consequences are far more drastic, landing him in trouble with the law and his fellow mobsters.

Sally Goodson has been raising her autistic son David alone since her husband left many years ago. Now a social worker discovers that Sally has been dodging 'The System' to keep her son with her, instead of putting him in an institution. Each feels they know what's best for David. But their opinions are not the same. Sally's developing relationship with John Nils is caught in the middle.