Apocalypse of Natural Disaster: I Am Low-Key and Accumulate Merit in the Apocalypse

This is a pure introduction to doomsday survivors The merit system forces me to be a virgin At my core, I am "low-key, discreet, just for survival", and definitely "un-Mother"; Shang Yan keeps in mind the rules of survival in the apocalypse: stay still, don't shine The iron law of survival: >1. Never noticeable >2. Always leave a way out >3. Compassion? That stuff is more deadly than expired cans