Night swim

"Sixteen-year-old Sarah Kunitz lives in a posh, suburban world of 1970 Boston. From the outside, her parents' lifestyle appears enviable--a world defined by cocktail parties, expensive cars, and live-in maids to care for their children--but inside their five-bedroom house, all is not well for the Kunitz family. Coming home from school, Sarah finds her well-dressed, pill popping mother lying disheveled on their living room couch. At night, to escape their parents' arguments, Sarah and her oldest brother, Peter, find solace in music, while her two younger brothers retreat to their rooms and…