When teenage Medina (Maika Monroe) moves with her family to the picture-postcard perfect paradise of Palos Verdes, California, they seem headed for a happy new chapter in their lives. But old troubles soon catch up to them, as Medina's parents' marriage disintegrates, her mother (Jennifer Garner) spirals into an emotional freefall, and her twin brother (Cody Fern) turns to drugs. Caught in the middle of it all, Medina must rely on her inner strength to become the stabilizing force in her family, while finding refuge in a new passion: surfing. A stirring look at how life's greatest challenges forge who we become.