Desperate for a role as a demonologist, struggling actor Clayton contacts Eliza, an expert in devil lore, to help him prepare. As he spends the weekend at her home, Eliza…

The dinner party is hosted by cultural and wealthy elites who promise to finance the playwright’s next play. But, they have other plans for him and his wife.

Upon the death of her grandfather, a woman and her husband return to her birthplace in Germany's Black Forest, only to find a terrifying secret awaits them.