Warner Bros. has bought the rights to the upcoming novel, The Last Summer (of You and Me).

It's based on the Ann Brashares' first adult-targeted book; she's famous for The Sisterhood of the Traveling Pants. Variety notes the film is set on Fire Island on Long Island's South Shore, where a beach-community triangle develops between two sisters and a young man.

No production schedule has been scheduled for The Last Summer (of You and Me).