MTL - Harue Kagetsu - Chapter 136

As a golden dragon raised by a human family from a young age, Noah has no particular hobbies except for cultivating kings.Though some ignorant scholars misunderstand him, labeling him as a mentor of king slayers and trampler of royal authority, over the millennia, there are also wise men who praise him as the imperial dragon and holy dragon.Moreover, the vast empire's many races regard him as the pioneer of the golden age, an immortal radiance of the empire, eagerly desiring his regency and control over the empire's authority.

500 years ago, Chen Xi was devoured by a crack in the void and was transported into a cultivation world.

500 years later, he returned back to Earth after enduring through several hardships and discovered that only 5 years had gone by.

…

In the courtyard, beauty at the side, a candle flame wavering.

A gush of clear wind, half a full moon, the peach tree remains unchanging.

…

Wait, whose kid is this?! Why is she calling me papa? Gazing at the little girl in front of him with skin as pale as jade, Chen Xi froze.

…

　
Returning home from cultivation, starting as a stay-at-home dad.

In this life, not fighting to be a king nor claiming to be a tyrant, only praying to peacefully be a wife-pampering mad devil and a child-protecting daddy!

- Description from Novelupdates

Wang Yi had just transmigrated when he experienced being cheated on, going through a divorce, and being kicked out of his home. These were events faced by a useless male character.

However, he soon discovered that this world seemed out of sorts. There were martial arts grandmasters and martial arts clans?

Fortunately, he activated the Martial Arts Sign In System.

[You have successfully signed in and obtained the Dragon Elephant Wisdom Technique. Please cultivate according to the instructions.]

Thus, Wang Yi kept signing in until he leveled up and became a martial arts grandmaster. After that, he discovered the truth behind his wife’s affair.

《Decisive killing》《He stands there asking me to kill, and I won't kill him》《If he doesn't die, should I die》《I can't be bothered to speak, and you're not worthy of listening》《I think demons have no sense of pain.》Crossing into the ancient martial arts world where danger and opportunity coexisted, Fang Yuan held the “Book of Good People”, as long as he did good deeds, he could become stronger, so he embarked on a path of doing good deeds and accumulating virtue