In an attempt to take over Sonny Steelgrave's business, mob head Paul Patrice frames Sonny for several murder attempts he makes on the life of the special prosecutor investigating Sonny.
Amy's father pays a surprise visit...to bring her back to Texas with him.
Sonny's cruel punishment of a lounge singer who wants out of his contract triggers a cascade of events that leads to Vinnie's being photographed with McPike--a photo that is to be delivered to Sonny.
Sonny's impending marriage to a syndicate boss' daughter begins a supposedly businesslike realignment of "families", but Vinnie learns that the wedding is a pretext for a bloody gang war.
An outraged Sonny Steelgrave accuses Vinnie of betraying him to his arch rival, then realizes the devastating truth-- that his paisan is an undercover Federal agent.