All the Summer Girls is the story of how three former best friends, their lives rapidly unraveling, are reunited at the beach town of their past - where the ambiance of summer encourages them to explore new experiences they would never otherwise attempt. When dark secrets threaten to surface, Kate, Vanessa, and Dani begin to realize just how much their lives have been shaped by the choices they made one fateful summer nine years ago. A riveting coming-of-age tale.