Synopsis: The film tells the story of a spider mutated due to pollution, and nature punishes people. In order to reduce the cost of sewage, the factory secretly buried the waste in the deep mountains, but they did not know that the nearby spiders mutated due to the leakage. One day, the factory workers were piling up waste on the ground. The entrepreneur saw the scene and left. Just as the workers were digging a pit to bury the waste barrels, there were frequent accidents. At first, it was just a false alarm. But suddenly a huge spider mutated due to long-term waste, and densely packed small spiders.