Агата Кристи Book order (chronological)

The dentist was found with a blackened hole below his right temple. A pistol lay on the floor near his outflung right hand. Later, one of his patients was found dead from a lethal dose of local anaesthetic. A clear case of murder and suicide. But why would a dentist commit a crime in the middle of a busy day of appointments?

Miss Jane Marple is on vacation and loving every minute of her stay at London's eminently expensive bastion of tradition. Bertam's Hotel. but its impeccable old-world reputation is being tarnished -- by new blood. For someone disreputable has just checked in. And what's now going on at Bertam's Hotel is a crime.

The celebrated Belgian sleuth visits the sleepy English village of Warmsley Vale to check into the background of Gordon Cloade, supposedly a victim of the London Blitz. He had wed an attractive young widow, the former Mrs. Underhay, now the sole possessor of the Cloade family fortune. The deceased's sister-in-law told Poirot that "spirits" informed her that the widow's first husband is still among the living, raising suspicions about Cloade's demise

At the Jolly Roger Hotel the guests appear to be relaxing in the sun. But when a beautiful woman is killed, there are many possible suspects. What can the motive be? Is there evil at work on the island? By chance, the great detective, Hercule Poirot is also a guest. Can he solve the mystery?