In the last years of his life, a Roman senator retells the history of human creation and reveals the little-known story of the Clefts, an ancient community of women living in an Edenic coastal wilderness. The Clefts have neither need nor knowledge of men; childbirth is controlled through the cycles of the moon, and they bear only female children. But with the unheralded birth of a strange new child—a boy—the harmony of their community is suddenly thrown into jeopardy.