C167 The ultimate purpose, discovered long ago

Tang Chenglong's face changed drastically, at the same time, he felt pain in his own abdomen, as though a ball of fire was igniting there. At this point, all of his life force was gone, his eyes were empty, his mouth was screaming "ayaya", looking at the mercenaries who were being bitten, saliva was flowing down the corner of his mouth.

Ma Nan's face was gloomy and cold