Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 3 - 3-8. Masked Hero

I fell in love. Her name was Shirasaka Yukino. I could only look at her from a distance. However one day I heard that she already had a boyfriend. Even if I love her, I can’t have her. The devil sent me an invitation. I can make her mine!

Wei Yuewu is the unloved daughter of the powerful Marquis Hua Yang. On her way back to the capital city to marry her fiancé, she becomes the target of a ruthless assassination led by her fiancé, Marquis Jing Yuan. With the help of the Prince of Yan State, she narrowly escapes from one disaster after another and returns to the capital. Determined to avenge her enemies and unravel the mystery surrounding her engagement with Marquis Jing Yuan as well as the death of her mother, Wei Yuewu makes a deal with the Prince of Yan State. However, just as she has triumphed over all her enemies and is about to reach the acme of her life, she deliberately destroys her own future and becomes an exile of her own…

- Description from Novelupdates

After spending half a year in the province, Cheng Yang took a luxurious cruise for seven days.
Accidentally hooked up with a CEO on the way.

Later, Cheng Yang found out that he was pregnant.
Just as Cheng Yang was preparing to secretly give birth to the baby, it was a coincidence that he fell asleep in the big president’s bed.

It’s impossible to run with the ball, his man is handsome and rich.
Must cling tightly and can’t be torn down.

- Description from Novelupdates

Ye Zhenzhen, the omnipotent queen of the film industry, transmigrated as the despised cannon-fodder villainess and wicked stepmother in a novel. Her husband was wealthy but had a superficial relationship with her, and her stepson was adorable but indifferent towards her.According to the book's original plot, this cannon-fodder villainess was about to face a tragic ending...Ye Zhenzhen thought, 'Since I've transmigrated into the book, why should I fear these 2D characters?'In the face of her cold and distant plastic husband's words, she retorted, “How can a grown man with a body temperature of thirty-seven degrees speak such icy and heartless words to his wife?”Then, she was faced with the irrational demands of her stepson's classmate's mother, “Ye Zhenzhen, you owe me an apology.”She scoffed disdainfully, “Apologize to you? Will you kneel and listen to me if I do?”With her outstanding professional skills, she turned her life around by hosting a parent-child variety show, becoming an overnight sensation, and receiving countless acting offers!The stepson, who used to address her distantly and never as his mother, suddenly said, “My mom, Ye Zhenzhen, is the kindest and most beautiful woman in the world!”Haters: “So what if she's pretty? She married an old man for money!”One day, her plastic husband appeared at a charity gala and introduced himself, “Hello, everyone. I am Ye Zhenzhen's husband, the rumored old man.”The audience below couldn't believe their eyes and ears! The handsome and wealthy CEO of Huan Ya Group was Ye Zhenzhen's husband?!Haters: “Being slapped back in the face like this hurt like hell!!”