The Last Summer of the Camperdowns, introduces Riddle James Camperdown, the twelve-year-old daughter of the idealistic Camp and his manicured, razor-sharp wife, Greer. It's 1972, and Riddle's father is running for office from the family compound in Wellfleet, Massachusetts. Between Camp's desire to toughen her up and Greer's demand for glamour, Riddle has her hands full juggling her eccentric parents. When she accidentally witnesses a crime close to home, her confusion and fear keep her silent. As the summer unfolds, the consequences of her silence multiply. Another mysterious and powerful family, the Devlins, slowly emerges as the keeper of astonishing secrets that could shatter the Camperdowns. As an old love triangle, bitter war wounds, and the struggle for status spiral out of control, Riddle can only watch, hoping for the courage to reveal the truth.