Divine King of Honour - Chapter 739: A Bet?

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

Fu Yuran, a genius actor crowned as a queen upon her debut, basked in endless glory; Yuran, a prodigal, frivolous, and brainless rich third-generation heir.Fu Yuran never thought that upon her sudden death, she would become Yuran, sharing the same name but vastly different in standing, not to mention living at the mercy of others and having an infinitely dazzling movie emperor ... brother?Yuran, who had intended to keep a low profile and strive to better herself, was one day scandalized as the “little demon” cohabitating with the great movie emperor, Yen Shen. Such gossip, truly malicious and insane!Lately, Yuran replied with no expression, “No, I'm not close with Yen Shen, you've misunderstood. How could Yen Shen possibly take a fancy to me?”Just when the dust seemed to be settling, some media personnel surprisingly caught her hand in hand with Yen Shen, and she still spoke earnestly and nonsensically, “We're just acting, don't misunderstand!”Yen Shen, “Let me formally introduce, my wife, Yuran!”

An Unexpected Turn: Villain Becomes DadIn a hilarious twist of fate, Yang Chen is reborn as the brainless villain in a romance novel, already at odds with the destined hero, Lin Yan. Knowing he can’t directly challenge him; Yang Chen makes a strategic move – saving Lin Yan’s mother from a chronic illness.This act of kindness blossoms into love, and a year later, they welcome a child. Yang Chen, hoping for a peaceful family life with his wife and son, is met with a shocking system notification:[Host’s son is born, plundering his elder brother, the male lead’s Providence Luck by 3000 points!] [The Great Villain System is officially activated!]The system throws Yang Chen’s plans into chaos. He’s forced to become the antagonist he was originally destined to be, but with a hilarious twist – his target is now his own stepson!

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.