This is really not mechanical ascension - Chapter 879 - 454 Negotiation: The Azure Dragon’s Intervention_2

Witnessing her boyfriend cheating on her with her bestie, Shiyao was so angry that she went to a pub for fun and met a man, who was really a piece of work. After a crazy night she fled away, but was embarrassed to know that the man she slept with was her boss You Ze.
Jesus, give her a break!

- Description from Novelupdates

[Warning: Mature Smut Content!]Having incredible powers, diving into dungeons to hunt monsters, and being celebrated as an idol worshiped by countless people—that’s what it means to be a Hunter. Becoming one is the ultimate dream of all people. But not everyone can achieve it, because the first requirement is awakening.Adam, a student at the world’s most prestigious Hunter Academy, failed. Powerless, he became the only ordinary person among them, mocked and bullied without end.Home was no better. His stepmother and stepsisters treated him as less than garbage. Adam’s life was nothing but hell with no escape. Until one day, as his stepsister trampled him, something inside finally awoke.He unlocked a forbidden power: the ability to stop time, along with a perverse System that had only one purpose—Revenge.From that day on, everything changed. One by one, he punished those who tormented him, bent them to his will, and began building a guild of beautiful women who submitted to him.This is the rise of Adam, the Depraved Time Lord.

[Youngster don't understand the charm of 'milfs', instead mistaking Lolitas as the treaures]Leading a life filled with regret and pain, Li Zhiyan reborn with a seemingly feeble 'system', taking back to 2010.Right at the moment he was about to be publicly rejected at graduation party after confessing his feelings with a bouquet of flowers to the school beauty, Yu Sisi, and about to become a joke among his peers for years.“I...I am reborn?”The wheels of a new fate begin to turn.All along, the school beauty Yu Sisi has only been deceiving and playing with him. In his past life, Li Zhiyan himself did not know and became a laughingstock, but now, as a reborn person, he has already seen the true face of this girl.He chuckled coldly, glanced at the mother of Yu Sisi on the side, the 41-year-old Aunt Gu Wanzhou.She was mature, intellectual, elegant, kind, considerate, low-profile.The sex appeal of a mature milf lady was radiating all around.Li Zhiyan decisively picked up the flowers, ignored the school beauty, and boldly confessed his feelings to this attractive mature woman in front of everyone.“Lady Gu, actually, I've had feelings for you for quite a while.”

The protagonist of the collapse of the three former civilizations is Dr. Mei. What is the end of logic, the strongest brain, super intelligence, this is the story of the strongest scientist of Honkai with knowledge of the moon becoming the god of science!

- Description from novelbuddy