[s9e13] The Purge -

" The Purge " (Season 9, Episode 13) is a pivotal episode of Supernatural that effectively balances a bizarre "monster-of-the-week" case with the season's heavy emotional fallout between the Winchester brothers.

: The gut-wrenching realization that Sam’s trust in Dean is completely broken. [S9E13] The Purge

: Dean argues that he saved Sam because they are family, claiming Sam would do the same for him. " The Purge " (Season 9, Episode 13)

The episode takes Dean and Sam to a high-end wellness retreat where people are losing weight at an impossible rate. The culprit—a , a parasite from Peruvian folklore—is a creative and gross addition to the show’s bestiary. The setting provides a nice touch of dark humor as Dean goes undercover as a kitchen worker (and naturally struggles with the "healthy" menu), while Sam plays the role of a fitness instructor. The Climax: A Fractured Brotherhood The episode takes Dean and Sam to a

: The introduction of the Pishtaco and Dean’s hilarious "lunch lady" persona.