The book "Caribbean Mystery" by Agatha Christie

The novel "A Caribbean Mystery", published in 1964, is the only story featuring Miss Marple that takes place outside of England.

Sun, beach, palm trees. It seems that nothing can disturb the tranquility of one of the paradise islands of the Caribbean Sea, and the death of old Major Palgrave only temporarily darkens the monotonous everyday life of the vacationers. However, Miss Marple cannot get rid of the thought that behind the death of the major lies a terrible secret, and she will do everything to reveal it.