After the zombie apocalypse, I hid in a cave with my family—my cat "Xuexue" and dog "Doujiao"—and survived by growing vegetables and raising chickens there. Until one day, I heard a voice outside, urging me to open the door and save them. I knew it was a zombie mimicking a human's voice. My name is Zhang Xiaoyu, but everyone calls me Xiaoyu. I have this name because I was found in the bushes by the street on a rainy day. I grew up in an orphanage and relied on national student loans to attend a second-tier university. After graduating, I found a job...