MTL - Fei Pin Ying Qiang - Chapter 52 Love is far away (on)

It is the turn of the century and humanity has ignorantly stepped into the starry space to lay themselves bare under the eyes of gods. The young man Luo Nan bears the sins of his forefathers. He walks out of a laboratory and is seen holding burning notes up high, his feet treading on the bones of gods. A myriad of living beings are formatted in writing. Universes are added and deleted in the star records.

While the blue light blossoms, the insignificant struggle at the bottom. He grasps the opportunity to change his fate and embarks on an unprecedented path…

As the last abyssal demon in the world, Wen Long was pulled into various worlds to do tasks by a guy who claimed to be a system. The goal of her mission was to save those villains who had been blackened for various reasons…

- Description from Novelupdates

Seven years ago, after their breakup, he disappeared without a trace.