Global Reincarnation: Only I Know the Plot - Chapter 27:

Before death Qin Tailong left two magic tools to his son, Qin Dong. In his father’s last words, Qin Dong realized his father had been murdered by Lord Wanpeng, who coveted one of the family magic tools—mystic chaos ring. Bearing the hatred in mind, Qin Dong swore to revenge against his foe. He escaped to the mortal realm temporarily, continued to strengthen his cultivation base and studied the secret hidden in the seals of the ring. While reveling the secret, he found five ladies were the key to the release the seals. Their romantic relationship with Qin Dong was established the moment he was born.

- Description from Novelupdates

— Doing good deeds brings blessings.— If actions meet societal standards, user ‘Jeong Da-on’ will have their restrictions reduced.Blessings for doing good deeds? Even if I was the Demon Lord in my previous life?It’s been 19 years since I ended my tumultuous life as the Demon Lord and reincarnated on modern Earth.I was caught by the system and forcibly turned into a Hunter. And now I have to do good deeds to regain my original abilities?“Hmm… Beating bad guys to death counts as a good deed, right?”That doesn’t sound too bad.Modern society is the perfect place for a demon to thrive, after all.

After crossing the sea, he was reborn as a son of a wealthy family in Xiluobu Village in the East China Sea, and he has a lovely and clinging sister Keya.

Inhale the essence of the sun and drink the splendor of the moonlight.

Under the influence of Lanxius, has the fate of the characters in the original Donghai changed?

A bounty hunter came to the Great Route, to wield the power of the lunar sun.

Who said this world is dominated by navies and pirates, and bounty hunters have no share?

When the Peng Yi of the power of yin and yang ripped apart the sky, countless top powerhouses looked sideways.

“Is the world’s No. 1 bounty hunter coming?”…

- Description from novelbuddy

In the middle of a deserted island, a small boy wakes up with two sets of memories: one from his few years of life and the other from a man who lived to adulthood and achieved great things. When he least expected it, a powerful master appeared on the island and took him in as a disciple, revealing a shocking fact: magic exists in that world, and, thanks to it, humanity managed to conquer the galaxy.