Suterareta Yuusha no Eiyuutan - Story 1-10 "The Fight Begins"

A man betrayed by a comrade dies a wretched death as a third rate swordsman. His existence, his life, his emotions are all a nuisance in the eyes of society. But wait… What’s this green skin? Reincarnated as a goblin? Wait, I went back in time as well?

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

- Description from Novelupdates

(Father-son crematorium + strong female)After five years of secret marriage, her husband never showed affection in public, and Lu Xining thought it was just his personality.It wasn’t until he took their twin sons and his first love for a candlelight dinner and received online praise as a ‘godlike family’ did she completely lose hope.Listening to her sons call another woman Aunt Xixi, Lu Xining decided she was done with an unloving husband and estranged sons, and henceforth, she would love herself only.After divorce, she went back to a small village to pursue her old profession, growing herbs, treating ailments, and researching beauty products. Luxurious cars often visited the secluded village at night!Learning she was looking for a father for her daughter, researchers, financial magnates, top idols, and film emperors... all kinds of big shots appeared, volunteering to win her favor.Later, her ex-husband knelt on a bed of durian with regret on his face, ‘Xixi, I love you, shall we get back together?’She sneered, ‘Ji Munye, doesn’t the sneaky affair taste good anymore?’Her twin sons knelt on keyboards, ‘Mommy, we only want you!’Lu Xining waved them off, ‘No, I can’t take it.’

Hakuto's life changes forever when his father Shin— a man with highly questionable morals—marries Kagura Kurotsuki, the CEO of a multinational company, and they move into her luxurious mansion.There, he meets the alluring daughters of his new stepmother: the seductive Yuzu—who doesn't hesitate to tease both her new stepbrother and her stepfather in ways that are... rather bold—and Rika, more introverted and irritable, yet just as sensual.But nothing is truly as it seems...Kagura is a succubus, but Rika and Yuzu are different.They were born from a demon and a vampire—something that shouldn’t be exsiste.Because of that, demons, vampires, even humans want them.But Hakuto won’t allow it.He’ll never let anyone hurt his beloved stepsisters.