Kill Me More Times, I'll Become Invincible - Chapter 15:

The people of Dafang village all say, the personality of the Lian family’s eldest daughter changed dramatically after her engagement was cancelled by her fiance’s family. She became extremely forceful and unreasonable. After hearing this, Lian Fangzhou secretly thought: Forceful? My parents are dead, my little brothers and sister are still young, with no one lending a helping hand, there are too many people looking to bully us showing up at my door! There’s still the most shameless pair of uncle and aunt eyeing our few acres of land, and even scheming to sell me off as a concubine! Treating my siblings as servants at their beck and call! If I was not forceful, how would we be able to live in peace? Don’t tell me that I should act like the previous Lian Fangzhou and die from extreme anger? In order to quell this bunch of demons, break out a wide path to walk on, angelic faces are useless, only the tricks used by malevolent spirits are the way to go!

- Description from Novelupdates

Completed · Pet NovelThe first time they met, he coldly told her: I hate idiots the most, from now on you must keep a five-meter distance from me.From then on, the Demon young master started getting his face slapped crazily.“Xia Xiyang, who approved you to be so far away from me?!”“Xia Xiyang, if you're cold, I allow you to hide in my embrace.”“Xia Xiyang, come here!”Wait, hold on. What happened to keeping your distance?!Before meeting him, Xia Xiyang had nothing.After meeting him, Xia Xiyang embarked on a life as if she had special advantages, with his love and backing, she started a crazy face-slapping mode of crushing scumbags, forcefully reclaiming everything that belonged to her!Until one day, Xiyan discovered his other identity, which turned out to be...

Tian Shao wore it, and became the eldest of the six golden flowers of Tian Dalin’s family in the Hongqi Club in that difficult era.

In a family, the parents are dull and the mother is aggressive, the second sister is violent, the third sister is taciturn, the fourth sister is gluttonous, the fifth sister is brave, and the sixth sister is a cabbage.

Patriarchal? Don’t be afraid, a girl is better than a son. Familiar with nothing? Don’t be afraid, go to the factory to do business, and the small life is booming.

…

It is said that men chasing women, the mountains are separated; women chasing men, the gauze is separated. Tian Shao was puzzled why she and Pei Yue were separated by mountains.

Forget it, the iceberg is too high and cold.

Pei Yue stopped Tian Shao and said, “If you flirt, you have to be responsible. Let’s go to the Civil Affairs Bureau to get the certificate.”

- Description from novelbuddy

There are a total of seven sins, and a revelation is made to a young man named Alex that he is destined to become a demon lord, more especially a demon lord of sin called LUST.

It's not like he can change that and because he always knew something about himself was different—not in a physical sense, well, maybe a little—and not in a mental sense—but rather because he is thrown into a demonic war that compels him to accept his new reality.

He was only aware of a difference in himself. Relating to him and the ladies who are drawn to him... Well, it was more or less like he was a magnet in front of all the girls, and all the girls were drawn to him like a metal.