Two brothers’ relationship strains when the younger one receives news of a strange inheritance complicating their competition for a mysterious young woman who arrives on their island. The entire family reaches a breaking point brought about by startling revelations about their mother’s fidelity, love, friendship and betrayal.

In 1956, ten-year-old Austen Kittredge is sent to live on his grandparents’ Vermont farm, where he experiences wild adventures and uncovers long-festering family secrets.