Live Free or Twihard

After a group of young girls go missing; Sam and Dean realize that a group of vampires have taken up residence in the small town. After a fight with two of the blood-suckers, Dean is bitten and turns into a vampire. Samuel tells Dean he can change him back but he’d have to get the blood of the vampire who turned him. Dean infiltrates the nest and runs into the Alpha.

Major Characters

 * Dean Winchester
 * Sam Winchester

Minor Characters

 * Samuel Campbell
 * Lisa Braeden

Trivia

 * The name of this episode parodies the Die Hard series, while the content of this episode parodies the Twilight saga.