The shy writer Stephan is tired of life in the big city. He is looking for peace and seclusion and that is exactly what he hopes for when he goes to a cabin in the mountains with his girlfriend Mia. With Stephan, inspiration soon sprouts and he gives himself to write. Mia, on the other hand, who has been skeptical of her lonely holiday from the beginning, suffers from frightening nightmares. When Stephan realizes that reality is mixed with what he writes, it is too late. Stephan has raised a demon and Mia is his prisoner.