Labelled as 'The most colossal achievement of a colossal career。' by New Statesman， this is the world's best-selling mystery。 Ten strangers， apparently with little in common， are lured to an island mansion off the coast of Devon by the mysterious U。N。Owen。 Over dinner， a record begins to play， and the voice of an unseen host accuses each person of hiding a guilty secret。 That evening， former reckless driver Tony Marston is found murdered by a deadly dose of cyanide。 The tension escalates as the survivors realise the killer is not only among them but is preparing to strike again。。。 and again。。。