Doris Lessing

Set in South Africa under white rule, [this book is] both a ... chronicle of human disintegration and an ... understated social critique. Mary Turner is a self-confident, independent young woman who becomes the depressed, frustrated wife of an ineffectual, unsuccessful farmer. Little by little the ennui of years on the farm work their slow poison, and Mary's despair progresses until the fateful arrival of an enigmatic and virile black servant, Moses.......