Life with Shepherd ( Michiel Huisman ) is the only life Selah ( Raffey Cassidy ) has ever known. Their self-sufficient community possesses no modern technology, and is hidden away in the woods, far from modern civilization. Shepherd is the group's guardian, teacher, and lover. Each of the many female members of the group is either his wife or daughter. Selah is pure in faith, but also dangerously headstrong. She was raised as a daughter of Shepherd, but it is only a matter of time before she...

Dani (Florence Pugh) and Christian (Jack Reynor) are a young American couple with a relationship on the brink of falling apart. But after a family tragedy keeps them together, a grieving Dani invites herself to join Christian and his friends on a trip to a once-in-a-lifetime midsummer festival in a remote Swedish village. What begins as a carefree summer holiday in a land of eternal sunlight takes a sinister turn when the insular villagers invite their guests to partake in festivities that...