MTL - Civilization: Beyond Two Worlds - Chapter 13 why the fuck

A child was born unable to cultivate Inner Strength. In order to gain his father's attention and regard, he resolutely chose the painful and difficult path of cultivating Outer Strength. As spring gave way to autumn, time flew by, and the child grew up... he became a young man. What truly changed his destiny was a mysterious Crystal Stone formed from a meteor—the Meteor Tear. This Meteor Tear, unbeknownst to the young man, merged into his body, and like a caterpillar transforming into a butterfly, the young man metamorphosed... And with that transformation, everything changed. And his father finally came to realize the astonishing strength of the son he had never truly invested his Heart Power in...

Cheng Feng, an ordinary young man. He isn’t genius, however, his elder sister has a unique body, Nine Linglong Body.

One day, his brother in law awakes an eight order martial spirit and become a peerless genius in Hidden Dragon Academy. In another side, he can reach that step because of receiving the help of Cheng Feng’s elder sister.

When Cheng Clan’s people think that their clan will rise and advance to a higher status, but this is the beginning calamity of Cheng Clan. Their talented son in law writes off the marriage,

Cheng Clan Patriarch dies…

….

His elder sister commits suicide…

After Cheng Feng sees the calamity of Cheng Clan, his heart is wrath, he only wants to revenge to the people who cause his clan fall to this step.

” I will take revenge to the people who make…”

But he doesn’t have the strength to do it until he hears a mysterious voice…

- Description from Novelupdates

The notorious firearms crime lord Chen Zhang An a.k.a Old Fox was placed under house arrest by the very successor he groomed.

Yours Truly shall have all of you bow down to me!

Arriving in this brand-new world, Lin Fan found himself in possession of a system which allows him to level up indefinitely unbounded by the limitations of this world. Upon learning a powerful technique of Monkey Steals Peaches, Lin Fan realises that he’s poised to literally become the strongest person in this entire world. But of course, how boring would that be unless the whole world gets to know about his great name?

Shameless. Righteous. Smart. Lin Fan will let no one (or balls) stand in his way to glory!

- Description from Novelupdates