Apocalyptic Natural Disasters: I Won Big Thanks to My Professional Skills!

A post-apocalyptic disaster story with a spatial dimension, no superpowers, no zombies, a strong female protagonist who kills without shedding blood, and teammates who are strong alliances and don't hold you back.

He Sui was a top student at a pharmaceutical university. After graduation, she became a sales representative for a pharmaceutical group. Apocalypse? What's the most lacking thing? Medicine? What's He Sui least lacking? Medicine!

Others have guns, I have medicine. What kind of medicine? It can cure dizziness, hallucinations, and even death!