A syndicate mob boss doesn't realize that his eldest son, Gep, has been informing to the police on the family's dealings in exchange for protection, while Gep's younger brother, Phil, a bank vice president, tries to separate himself from the family's business.
Government agent Frank Powell is determined to bring down racketeering crime lord Oliver Sully but cannot find any evidence. Powell concocts a plan to have the Justice Department buy a brothel, set up a professional call girl named Kathy Dunn as a hostess, and get the crime boss on extortion.
The true story of baseball star Ron LeFlore, from his days as a street-corner punk with no future to his days behind bars on a petty robbery conviction to his ultimate once-in-a-lifetime chance with the Detroit Tigers, where he became an outstanding baseball player.