MTL - I’ve Possessed the Demon Sovereign’s Body (I Possessed a Demon Sovereign) - ~ After reading the book review, I found that there is a story bug

Frank, a mercenary known for his cold ruthlessness, decides it’s time to leave the bloody world of the underworld behind. But the underworld has no plans of letting him go. Relentless enemies from his violent past keep hunting him, and eventually, they succeed—Frank is killed.But fate has other plans. Instead of staying dead, he is mysteriously reincarnated into the body of a cop in a world filled with crime, corruption, and dark secrets. With the help of a strange, all-knowing system, Frank is given the chance to live again—this time, to prevent crime before it happens.

He was an extremely wealthy CEO. His hobbies were clinging to his wife and pampering her to the extreme.One day, the bodyguard reported, “Sir, Madam went to chase her ex-fiancé!”“Sir, Madam confessed her love for her ex-fiancé on a global livestream!”“Change the photos and names to mine!”“Sir, Madam went to the hospital to have an abortion!”The incredibly handsome and wealthy man couldn't contain his anger.“Bring Madam back to me, and take good care of her! No, stop! I'm going to get her myself!”After marriage, Su Fu glared at her possessive husband.“Let's divorce; this life is unbearable!”Shangguan Ling smirked.“So what if it's unbearable? Whoever leaves, loses! I'll give you the property, our child, and myself! Wherever you go, I'll go too!”

Zhang Ruo Chen was the sole male heir of one of the nine emperors of the Kunlun Field. Ruo Chen’s father was known to all as the “Enlightened Emperor”, however Ruo Chen didn’t just leech off his status as emperor’s son. He proved himself to be a dragon amongst men, possessing a heaven defying body, and managing to cultivate to Greater Perfection within the Yellow Horizon Realm, at just the young age of 16.

But even though he stood at the summit of the younger generation and had a boundless future, he sadly died at the treacherous hands of his own fiancee at a young age.

Reincarnated 800 years later in the body of a young boy who shares his name, he found out his former fiancee already unified Kunlun’s Field and built the First Central Empire, and was now known as Empress Chi Yao… Empress Chi Yao—Her Majesty governed the mortal world and enjoyed prestige in all directions as well as an eternal life.

Zhang Ruochen stood outside of the Imperial Ancestral Temple, looking at the statue of Empress Chi Yao, and the flames of hatred burned in his heart. “After I practice for 13 years, I shall send the empress to her doom!”

- Description from Novelupdates