At 4 am, the sky was still dark. 5 cubic km around the wasteland, the frontline workers were notified to evacuate but they had no idea this was an emergency evacuation. From the start, these workers had performed a series of radiation inspections at the wasteland. They did not detect any high radiation. But of course, there was some minor natural radiation. But now the headquarters suspected there might be a kind of locust radiation among the 'natural radiation' that could infiltrate the human genes.