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.,The fourth is the most important, his current situation is very dangerous!,Two expressionless stern guards stepped forward, each grabbing one of Han Xiao's arms and pulling him out. Han Xiao glanced at the strong figures beneath their uniforms and the pistols on their hips, instantly abandoning his plan to resist.。