Little People Survive in the Apocalypse

In another parallel world, Zhang Weiben was a delivery boy. The end of the world seems to be happening unknowingly, with natural disasters, virus epidemics, monsters starting to appear and attack humans out of nowhere, coastal cities falling rapidly, and the world falling into chaos. The city Zhang Wei is currently in is no exception. He is just an ordinary delivery boy. Can he enter the shelter alive? And this is just the beginning...