The heavy rain caused the girl Xu Zhiwei to be trapped in a supermarket. Suddenly someone broke in with a gun, and the clerk was dragged away by the "mysterious force" outside the door. The blood gradually spread after the rolling door fell... People in the supermarket were dying constantly, and the hearts of the people were unhappy ancient. When everyone began to doubt each other, Xu Zhiwei stared at the seemingly weak old man in the corner.