Tensei Kenja no Isekai Raifu ~Daini no Shokugyo wo Ete, Sekai Saikyou ni Narimashita~ - Chapter 83: There Was A Strange Stone

Zhen Zhen was reborn in the forest area in the 1960s with a drop of the blood of the ancient gods. The awakening of the blood of the gods not only gave Zhen Zhen one power after another, but also made her the most favored little lucky star in the family!

- Description from Novelupdates

Being the daughter of the home wrecking mistress was bad enough; but when your own mother also detested you and actually loved your step sister while treating you like an abomination, that had to be the worse thing in life.As if things are not bad enough, her wedding day is hijacked and the Prince Charming she thought would be hers forever betrays her to be with her own sister and she realizes that they had been laughing in her face all this while.Distraught and heart broken, she does the next best thing, gets drunk at a bar then wakes up the next morning in a man’s hotel room and with a cheap wedding ring on her finger then she flees in fear.Unfortunately for her, that night won’t just go away and she finds that her groom actually wants her and wait for it… he is her ex’s father.“You went into a hotel and spent the night with a strange man, do you deny it?”“why should she deny it when she spent the night with her husband?” a steely voice said while his eyes looked down at Lyse with all the affection in the world then he turned to Brooke, his eyes losing their softness.“Do you have a problem with what my wife and I do?”

It was a time where demons roamed the earth and chaos reigned. The story took place in Luoyang, the legendary capital of the times. During the night, one could find people holding on to their food with dear lives as they faced off against stray dogs, people with weapons in hand vowing to fight against Fate to their very last breath. There was bloodshed everywhere as some died meaningless deaths, while the strong tyrannized the weak and the truth was frequently hidden. Some of the citizens had completely lost their mind, while some died on their travels. Most importantly, the words of a certain youth caused much panic in the human world. It was a time of little warmth as nights in the capital were frequently accompanied by gusts of wind and rain, and it would be covered with snow during winter. Such were the days…

- Description from Novelupdates

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.