Episode Title : "Unforgiven"
Summary: Dobbs uncover himself by tempting Sam and Dean, and tricking them in webbing. While amplificating what happened to him, and the fact that the women he kidnaped were all Arachnes and scattered everywhere, Dean uses a shard of glass to cut the webbing and dose Dobbs. Brenna, screaming for Dobbs to stop, frees Sam with a machete. Sam then proceeds to execute Dobbs.
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