Caddo Lake

When eight-year-old Anna Bennett (Caroline Falk) mysteriously disappears near Caddo Lake, her parents Celeste (Lauren Ambrose) and Daniel (Eric Lange) and her stepsister Ellie (Eliza Scanlen) set off on a desperate search to bring her back home. But as they scour the surrounding area, they come across strange occurrences on the lake. Meanwhile, Caddo native Paris (Dylan O'Brien) struggles to come to terms with the death of his mother, who perished in the lake years earlier, and becomes embroiled in the young girl's disappearance in his search for answers.