Captors (2020)

"Don't lock the door. The demons are inside."

Alys - a human trafficking victim who narrowly escaped her captors ten years ago - confronts her traumatic past when a relative leaves her his remote, snowbound mansion. Although the new house first presents the promise of a new chapter in her life, Alys is soon besieged by strange hallucinations and deadly adversaries and must fight to survive while keeping her sanity intact.