"Huff, huff, huff..." Though the captain had defeated his enemy, he was completely exhausted, panting heavily as he knelt on the ground.,Because in recent years, the world has been plagued by natural and man-made disasters, with severe pollution resulting in blood mutations throughout the population. Zombies who bite living humans suffer from the pain caused by this "GMO blood," becoming weaker and weaker. Those who die are dead, those who are lost are lost, their numbers gradually decreasing until now, only it remains.,It's unclear if it was due to the Super Serum, but Guan Heng's progress was abnormally rapid. His physique grew increasingly strong and robust. In less than a year, he had mastered all the martial arts skills. In his own words: "This kung fu stuff is the easiest for me to learn, after all, it's something unique to my homeland!"。