Supernatural: Season 4, Episode 18 - ProjectFreeTV

4 - 18: The Monster at the End of This Book

Sam and Dean are shocked to discover a series of comic books titled "Supernatural" that accurately detail their lives as demon hunters. They track down the writer, Carver Edlund, who explains he has visions of the brothers that he then turns into comic books. Chuck reveals that Lilith is coming and she has a plan for Sam.