Memorial Day, 1938: New York socialite Lily Dane has just returned with her family to the idyllic oceanfront community of Seaview, Rhode Island, expecting another placid summer season among the familiar traditions and friendships that sustained her after heartbreak. Until the Greenwalds take up residence in Seaview. Nick and Budgie are an unwelcome specter from Lily's past: her former best friend and her former fiancé, recently married.