Unfathomable Senior - Chapter 669

Ling Xiao was a powerful martial expert who fell in battle and was unexpectedly transmigrated into another world. He began life anew in the body of a boy with the same name, a fallen genius of the Ling Family whose cultivation had been crippled in a surprise attack, and son to a father who had also suspiciously been crippled under similar circumstances. Armed with knowledge from his previous life, Ling Xiao aim to restore his strength and establish his place at the top of this new world

- Description from Novelupdates

The formless ancient world was infested with despicable demons. They hunted and feasted on mankind, keeping the human civilization constantly in a weak and suppressed state.

During the first known year, a magical mountain descended into the world from the realm of the Gods. Carved on this enormous mountain was a message: ‘Heaven Prevails’…

After the Grand Descent, a name that was given to the descending of the mountain, the Three Great Sages made their ways to Mystic Mountain where they learned to harvest what we now call magic, establishing the Mystic Cults and eighty-one sacred shrines to help aid mankind with the cult’s mystic powers against the eternal fight to the death with demons.

- Description from Novelupdates

After being imprisoned in the basement by her mother for ten years, she ended her cruel and tragic life in death when they forced her to hand over the key to the hidden treasure. Getting reborn in her teenage years, she woke up in the bed of that terrible and powerful man. This time, she must take revenge on her enemy, and now she must live.

Bai Ran had been married to Chen Chen for three years—three years in a secret marriage, only to have him hand her a divorce agreement. He asked her to sign it because he wanted to give his ultimate unattainable lover, Hu Wan, a beautiful ending. Chen Chen said, "Go and see Hu Wan tomorrow. If she asks you, tell her that you already have a boyfriend." Bai Ran said, "Okay." Chen Chen said, "You have to do everything it takes to convince her and make her happy." Bai Ran answered, "Okay." Staring at Bai Ranran's calm face, Chen Chen felt an inexplicable sense of frustration and uneasiness. Seeing the lack of hesitation on Bai Ran's face as she signed the divorce agreement, Chen Chen regretted it. To Bai Ran, ever since she signed the divorce agreement, Chen Chen's name had been erased from her memory. Even though she had loved him for more than ten years, once she gave up, she would never look back.