 Kelly falls in love with Tatia Loring, a free-lance photographer. His emotions for her remain strong, even when Scott confronts him with signs she s an enemy operative. She has photographed three men, all U.S. agents who ve ended up dead. A fourth agent, John Irving, is killed in Kelly and Scotty s hotel room after meeting Tatia. Scott even tries to fight Kelly to prevent him from seeing her. But Kelly, wavering, decides to try one last gambit to determine if Tatia is an enemy agent or not.