C117 Fatal Relaxation

Zhang Yunfeng was constantly staring at the screen in front of his computer and even his breathing could not help but restrain itself. But at this moment, right on top of his own building, he could occasionally hear footsteps, which belonged to Mo Sinan's room, but Zhang Yunfeng had only heard one person's footsteps, and not a second person. He secretly hoped that everything would go smoothly