Lu Xi'an transmigrates to an apocalypse world and finds a machine dog which seems to have inexhaustible power and acts as a little assistant. A few months later, he encounters a woman named Yao Wei. But he needs to address the looming crisis before becoming a partner with Yao. “Sorry, these things surrounded me. I can only escape here. They're hard to kill; if they entangle me and attack, I will get hurt. That would be troublesome and might lead to death.” “No problem. Be careful, these things love to bite the ass.”