As the sun rises and sets on the island and its solitary mansion, the number of guests is whittled down by their invisible enemy - to seven, to six, to five.
Ten strangers, drawn away from their normal lives to an isolated rock off the Devon coast. But as the mismatched group waits for the arrival of the hosts - the improbably named Mr. and Mrs. U.N. Owen - the weather sours and they find themselves cut off from civilization. Very soon, the guests, each struggling with their conscience, will start to die - one by one, according to the rules of the nursery rhyme 'Ten Little Soldier Boys' - a rhyme that hangs in every room of the house and ends with the most terrifying words of all: '... and then there were none.
And Then There Were None - Series 1, Episode 2 Synopsis and Schedule