As Jane Marple sat basking in the tropical sunshine she felt mildly discontented with life. True, the warmth eased her rheumatism, but here in paradise nothing ever happened. Then a question was put to her by a stranger: 'Would you like to see a picture of a murderer?' Before she has a chance to answer, the man vanishes, only to be found dead the next day. The mysteries abound: Where is the picture? Why is the hotelier prone to nightmares? Why doesn't the most talked-about guest, a reclusive millionaire, ever leave his room? And why is Miss Marple herself fearful for her life?