"Necessary Lies" is a novel by Diane Chamberlain that explores the complexities of morality and ethics in the context of the 1960s. The story follows Jane Forrester, a young social worker who becomes involved with a poor family in North Carolina. As she uncovers the family's struggles, she faces difficult decisions that challenge her beliefs about right and wrong. The narrative delves into themes of eugenics, poverty, and the impact of societal norms on individual lives. Through Jane's journey, the book highlights the tension between personal convictions and the harsh realities of the world, prompting readers to reflect on the nature of necessary sacrifices.