The zombie virus has swept the world, and Rock City, the last safe zone, has raised its flag in the ruins. Former colonel Zhou Qing maintained order with iron-blooded means. Female doctor Su Tang fled into the city with the serum code, but attracted the covetousness of external warlord Lei Ming and internal careerists. When the rules of the old world completely expired, Zhou Qing declared Panshi City independent, and Su Tang must find the real way out for mankind between the laboratory and the battlefield. Black market queen Jiang Yao makes a secret bet, her deputy Zhao Tieshan weighs loyalty and justice, and genius boy Gu Lan hides a secret that can subvert everything.
