Leopold Kroner, formerly of Colby Enterprises, is released after five years in prison for embezzlement
Andrew Colby, claiming that Kroner has threatened him, hires lawyer Bob Regan as a secret bodyguard Sure enough, Kroner turns up in Colby's room with a gun, and Regan kills him Then Regan, who sticks around to romance Colby's secretary Noel, begins to suspect he's been used
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