Agatha Christie

"Ten strangers are lured to an isolated island mansion off the Devon coast by a mysterious "U.N. Owen." At dinner a recorded message accuses each of them in turn of having a guilty secret, and by the end of the night one of the guests is dead Stranded by a violent storm, and haunted by a nursery rhyme counting down one by one ... as one by one ... they begin to die. Who among them is the killer and will any of them survive?"--Page 4 of cover.

Hercule Poirot's quiet supper in a London coffee house is interrupted when a young woman confides to him that she is about to be murdered. She is terrified, but begs Poirot not to find and punish her killer. Once she is dead, she insists, justice will have been done. Later that night, Poirot learns that three guests at a fashionable London hotel have been murdered, and a cufflink has been placed in each one's mouth. Could there be a connection with...