It's a pretty ridiculous premise. A proto-Christian culture gives sacrifices to a demon that comes through the Stargate. It's up to the team to stop him. The Demon ends up being an Unas and he comes to gather hosts for the Goa'uld. To top it all off the town is lead b a corrupt power hungry preacher that uses Goa'uld technology in the form of a ring to call down the powers of nature to smite the impure.
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