The Promise Sealed with Our Lips - Chapter 90

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

Ye Qinghan, young master of the powerful Ye Family, gets ostracized when his peerless father meets an unfortunate end. Lacking strength and in a bid to live a Purposeful life, he suffers through the unending ridicule, bullying and torture dealt to him at each turn. However fate is a cruel mistress and offers only pain and misery with no end in sight. Broken, weak and distraught, Ye Qinghan embarks on a journey to usurp the hands of fate and attain strength to protect his own.

In this world, there are people who are born to suffer. They have no home, no children, no relatives, and even die tragically at the end, just like Qin Xiangnuan, who carried her burdens alone. In her thirties, she is just a flower that bloomed only to wither in her declining years, and she also has nothing.There are also those who are born to enjoy blessings, possessing wealth, beauty, a capable husband, and smart, beautiful children, yet they still take someone else's life, just like Qin Xiangmei. Though being biological sisters, she plotted against her sister from childhood until her death.If it weren't for rebirth, Qin Xiangnuan would never have known that her half-sister, Qin Xiangmei, not only took away her father and her elder brother's life but also the only keepsake her mother had left for her, and even a tremendous opportunity.

As a transmigrator turned extraordinary creature of the human race, he found the world to be more colorful than he had imagined.To more easily access everything this new realm had to offer, he first needed a special resume. Then, he had to find the right place in a city perennially shrouded in fog to fill out an application, and the last and most critical step...— was to kill a chicken or catch a mouse.