Complex sentence: The movie is about five children in a small town who end up being turned into bloodless zombies with black fingernails who basically microwave every adult they hug, and the surviving adults of the town have to try to put a stop to them.
Split into simpler sentences: The movie is about five children in a small town who end up being turned into bloodless zombies with black fingernails. The surviving adults of the town have to try to put a stop to them.