Silent Retreat (2016) (2016)

Plot

A corporate team from a media company heads to a secluded lodge in the woods for a weekend retreat. Tensions rise when one member mysteriously vanishes, prompting the group to uncover the lodge's sinister past—it was once a private mental institution shut down amid troubling allegations. As they delve deeper into its haunting history, the members begin to experience terrifying events, revealing the dark secrets that lurk within the walls. One by one, they become ensnared in a chilling game of survival against the malevolent forces that haunt the lodge.