Several friends travel to Sweden to study as anthropologists a summer festival that is held every ninety years in the remote hometown of one of them. What begins as a dream vacation in a place where the sun never sets, gradually turns into a dark nightmare as the mysterious inhabitants invite them to participate in their disturbing festive activities.

• B-Reel Films
• Square Peg
• Florence Pugh
• Jack Reynor
• William Jackson Harper
• Will Poulter
• Vilhelm Blomgren
• Isabelle Grill
• Gunnel Fred
• Ellora Torchia