Chapter 137: This Is the End—The Cat-and-Mouse Game, K’s Confidence “Hm?” “That drug trafficking leader… is really spying on us in all sorts of ways, just like Deputy Team leader Su said?” “He even knows about our investigation into Poison’s original identity?” Although Su Ming had previously brought this up, Liu Yang still couldn’t shake off his confusion and surprise. Because— A criminal so deranged as to spy on police operations was simply beyond…