Paris-based New York Herald Tribune reporter Jimmy Race (Andrews) is sent by his boss (Sanders) behind the Iron Curtain in Budapest to investigate a meeting involving the Hungarian ambassador.

Christabel Caine has the face of angel and the heart of a swamp rat. She'll step on anyone to get what she wants, including her own family. A master of manipulation, she covertly breaks off the engagement of her trusting cousin, Donna, to her fabulously wealthy beau, Curtis Carey. Once married to Curtis herself, Christabel continues her affair with novelist Nick Bradley, who knows she's evil, but loves her anyway.