La Chambre double (2022)

After a painful break-up, Lisa returns to her family farm to help her father, who is nearing retirement. One night, she meets Élise, an actress living in a large house next door. The two develop a friendship, and Lisa helps Élise learn lines for a play based on the story of Joan of Arc. But Lisa, both fascinated and troubled by the actress, becomes increasingly haunted by visions.