A group of naked and ragged survivors emerges one year after going missing on a field trip to an uninhabited Pacific island. All but one of the women have conceived and three of the party, including the group leader, are missing and presumed dead. In the glare of the world's media, each survivor sticks to the same unconvincing version of events.<BR>Through one man's determined investigation the true story emerges of what happened on the island - a Lord of the Flies scenario of regression, tribalism and suspected murder. But are there signs of something more monstrous at work to confirm the group leader's theory that there is no beast more savage than man?