Strongest Dimensional Necromancer - Chapter 14: Undying

Arnold never thought his gaming skills would land him in a romance novel—as a doomed side character, no less. To survive, he hijacks the heroine's “system,” bending the story to his will. But when he dodges a deadly duel, he catches the eye of the heroine, Lara, his own step sister—and her love is a dangerous game. Arnold must outwit the plot and his step sister who's not afraid to kill for love. In this LitRPG romance gone wrong, survival isn't just about beating the system—it's about escaping the heart of a yandere.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Wandering for fifteen years, Jiang Sheng picked up five elder brothers for herself.

For their sake, little Jiang Sheng went through fire and water, desperately making money.

The elder brothers didn’t disappoint her, giving everything for their little sister.

Until the General’s mansion discovered the switch of the legitimate daughter, and hastily brought her back.

But they didn’t treat her well either.

Some ridiculed her vulgarity, some laughed at her ignorance, some scorned her coarseness.

Yet no one knew, the new top scholar was her brother, the newly rich royal merchant was her brother, the returning victorious little general was her brother, the saintly healer was her brother, and that one… was also her brother.

However capable the fake young miss is, does she have five elder brothers to support her?

Note: The main characters have no romantic relationships, the female lead has a childish personality and focuses on familial love!!!

Seven years ago, Shen Qianshu is impregnated with Ye Ling’s child in an accident.
Seven years later, the little boy becomes famous and is thought of as the nation’s son.

When he suddenly sees Ye Ling appear, he greets, “Hello, Daddy?”
Ye Ling watches as the little prince roars, “Where’s my princess?”
Just as Shen Qianshu is preparing to run with her son, she gets pushed down by Ye Ling.

“You can leave if you want, but leave me a princess first. Let’s have another baby!”

- Description from Novelupdates