Overgeared - Chapter 218

After many years of unrequited love, she used her power and favors to coerce him into marrying her. Yet, she knew there was a constant “lunar light” in his heart. In the presence of this lunar light, he would never cast a glance upon her. Eventually, she regretted it, she no longer wanted this marriage. But who could tell her why the man had started to relentlessly pursue her now?

In the rebirth, in order to prevent the tragedy of the previous life from happening, Bai Yu decided to rush to the [Tower of God] at any cost, and face everything together with his sister!

However, Bai Yu, who was bound by the system, mutated his bloodline, and transformed into a black-scaled python seems to be developing on a completely different path from his previous life…

- Description from novelbuddy

In a world where humanity is defined by Classes, Classes are everything, and when you get a low rank class you're stuck with it until the very end. Axel awakened the supposedly lowest of the low rank class, he was mocked for it and ostracized but little did any one know, that this was only the humble beginning of a boy that could steal classes and evolve them. This strange Class that Axel awakened set him on a path to possibly becoming the strongest in all the dimensions.