Rosa, a recent widow, finds herself in an alternate reality where she is married to another man who resents her for having an affair. She also has two boys devastated by the loss of their sister who mysteriously died. Her daughter reaches out to her from across the veil to save her family and expose the truth of what really happened. Nothing is as it seems, and the deeper she goes down into the labyrinth of lies and secrets, the more she realizes she is in danger and there is no way out.
Alex is devastated when he sees his wife in bed with another man, but after the death of his daughter, something dark begins to grow within him. He turns to work to escape his life at home, until his wife starts acting strange, not remembering details about the family and what happened. The more he tries to keep his family together, the further apart they become and the closer he is to becoming the demons he fights.