er, but his unbreakable dragon fang was repelled by an invisible force, leaving not even a trace."You're useless!"Xuan Yuan Zhan Tian shook his head and said, "I've been researching this thing here fo...pass me in medical skill."I know where the problem is!"Next to him, Ge Fang slapped his thigh excitedly.Others came over together: "Brother Ge, what's going on"Ge Fang said: "It must be that boy who u...