Itai no wa Iya nanode Bōgyo-Ryoku ni Kyokufuri Shitai to Omoimasu - Chapter 420

The first time they met they had battled fiercely, just for a mere bunch of herbs. She needed it to save people, and he wanted to use it to save his own life.

This is a cliché story about two young people saving the world.

Witnessing her boyfriend cheating on her with her bestie, Shiyao was so angry that she went to a pub for fun and met a man, who was really a piece of work. After a crazy night she fled away, but was embarrassed to know that the man she slept with was her boss You Ze.
Jesus, give her a break!

- Description from Novelupdates

Born with a silver in her mouth, she suffered a fatal betrayal. Not only did she lose her family property, but also her parents died a tragic death. Reborn, she won another chance and some superpower. This time, she would take back her everything and repay the last man she wanted to see in her previous life. He was the youngest major general in history and the most charming one among the presidential candidates. Now that she wanted to make up for it, he would never let her go.