What began as a "monster-of-the-week" road trip blossomed into an epic battle between Heaven and Hell:
The Road So Far: Why Supernatural Seasons 1-5 Are a Masterpiece Supernatural Seasons 1-5
For new viewers, the advice is always the same: watch Supernatural Seasons 1-5, then stop. Pretend the credits roll on "Swan Song." In that arc, you get a complete, Aristotelian tragedy about two brothers who loved each other too much to save the world but just enough to break the cage of destiny. What began as a "monster-of-the-week" road trip blossomed