Classless Ascension - Chapter 300: Nice Outfit!

In the eyes of outsiders, Yan Ruxu’s conditions are extremely good: good looks, high education, a high salary, and a high position, but there is a fatal flaw: she is divorced, with a three-year-old child. Yan Ruxu didn’t care what others thought of her, she just wanted to raise her son well and live her own life.

- Description from Novelupdates

SSR-ranked killer Mu Hui died in an explosion, only waking up to find herself transmigrated into the body of a vicious female supporting character in a book.

She is the wife completely ignored by him, yet also the woman he most cherishes. Ultimately, she forces her husband to divorce her by taking on the identity of a lover!She steals vital information and, carrying this man's premium seed, successfully makes her getaway!Six years later, father and son have their first online confrontation. The little bean successfully infiltrates the man's system and sighs at her, “Mom, this person is so dumb. Is he really my dad?”Mu Yiliang pats her son's head and says reassuringly, “He was so terribly fooled by me back then, which shows his IQ is very low. Luckily, you inherited mine!”Unbeknownst to them, the man on the other end of the computer has already listened to the conversation between mother and son. He sneers coldly, “Very low IQ? Mu Yiliang, let's see where you're going to run this time!”

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?”