Sparkling Cyanide

Summary

Rosemary Barton, a young and beautiful woman, dies during a dinner party at a restaurant after drinking a glass of champagne laced with cyanide. Everyone believes it to be a suicide, but a year later, her husband George Barton begins receiving anonymous letters claiming Rosemary was murdered. George decides to host another dinner with the same guests to uncover the truth. As the investigation unfolds, it becomes clear that each of the attendees had a motive for murder. Ultimately, it is revealed that the killer is one of the guests, who wanted to conceal their criminal actions. The mystery is solved thanks to the keen observation and logic of the detectives, who assist George in uncovering the truth.