Those several white coats were shouting, Han Xiao hadn't heard their language before, but he could understand the meaning. "Experiment", "survival time", "guard" these words made him feel uneasy. Footsteps sounded urgently outside the door, someone was quickly approaching.,Han Xiao frowned, discovering several key factors.,Third, the countdown to public testing makes him realize that perhaps the real world has returned to the time before Star Sea was released. He truly has gone back in time! Then, will those players from before reappear。