Pansion(2022)

Pansion is a psychological thriller set in the early 20th century. Polina arrives at a remote girls' boarding school on a mysterious island searching for her sister, who vanished under disturbing circumstances. As she digs deeper, she encounters resistance from fellow students and the strict headmistress Zakharova. A strange compulsion begins to grip the girls one by one, driving them toward madness. Polina must uncover the truth about her sister's disappearance while fighting to keep her own sanity intact and escape the island before it's consumed by psychological chaos.