In Rebel Without a Chance, the characters come across a halfling village where many of the residents have been mentally dominated by a half-orc that they rescued. The remainder are trying to free themselves. The dominated residents will try to get the characters to leave the village; if they stay, the characters will not know for certain which halflings are affected, and therefore potential enemies.
This is aimed at d100 systems but is generic enough in nature to be adapted to others.
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One page is the cover, one the front matter and one is ads.