When Christopher Thomas, a curator at San Francisco's Museum of Fine Arts, is murdered and his decaying body is found in an iron maiden in Berlin, his wife Rosemary Thomas is the prime suspect. Long suffering under Christopher's unfaithful ways, Rosemary is tried, convicted and executed. Ten years later, Jon Nunn, the detective who cracked the case, becomes convinced that the wrong person was put to death. Along with financier Tony Olsen, he plans to gather everyone who was there the night Chris