Natalie and her daughter Sara share the most intimate details of their lives. But when Sara's life is tragically cut short by a car accident, Natalie's grief is compounded by a shocking discovery: she may not have known her daughter after all. Determined to unlock the secrets of her daughter's heart, Natalie retreats to the ramshackle beach house where Sara spent her summers and camps out with Sara's friends, including longtime childhood pal Adam. But can she capture her daughter's essence and, more importantly, find a way to heal?