The middle-aged man took a deep breath, and then did something that surprised Yun Hao very much.,"Yun Hao, you are a hero of our human race. We've all heard stories about your deeds and we deeply admire you. We were worried when you disappeared for a while, but thankfully... you're safe! Hahaha, this is a blessing for our human race!",Once someone infected with centrifugal plague is found, isolation measures must be taken to prevent the spread of this plague.。