Scarlett enters a twisted new romance while Michael and Troy confront their rocky relationship.

A teenager and her Dads move into a forsaken home with a grim past. As the family makes renovations, a darkness takes root within them.

Hell beckons again when Dean is stricken with a mysterious illness that frightens its sufferers to death. Sam and Dean scramble to find the cause of the disease in time…

Sam, Dean, and Bobby hunt down Lilith and fight her and her demons in a final effort to save Dean’s life.