At thirty-seven, Lydia has been with Tom for over a decade. Now he's nearing sixty, and she's bored. Yet she commits to staying with him, only to find that he s fallen in love with someone else while she s been away. Devastated, she makes contact with Tom's nineteen-year-old son, Caleb. Suffering from the collapse of their expectations, Lydia and Caleb are drawn together in an unsettling mix of desire, care, and revenge.