Dutch horror about a family's traumatic camping trip in the woods. Married couple Lennaert and Sylke (Gijs Scholten van Aschat and Carine Crutzen) take a camping trip with their two sons Jan and Marco (Alex Hendrickx and Chris Peters), Lennaert's brother Rob (Bart Klever) and his daughter Emilie (Jamie Grant). After finding the perfect resting spot beside an idyllic pool, the group each find themselves altered in some way by the mysterious powers of the pool. As the family grows increasingly concerned, they try to leave the site only to end up right back where they started. Will they find a way to escape the nightmare of the pool?