Switched Marriage: The Coddled Little Wife - Chapter 13 - : Sharp Tongue, Soft Heart

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.

A piece of divorce paper sent Xia Xinghe into a state of destitution. However, a car accident later, she transformed into a professional hacker with more money than she could ever spend. All those that have belittled, bullied and laughed at me, please line up, I’ll show you what the meaning of face-slapping is! Wait, wait, wait. That guy over there, the ex-husband that I no longer have any relations with, don’t cut in line. What, you want to help me face-slap these people? “Not only that I will help you face-slap myself!” The wickedly handsome man with billions of dollar in estate raised his own palm to slap his own face without reservation!

On the day of the wedding, Feng Xi Er laid on top of the ‘Ghost king’, eager to take off his wedding robe. He squinted his eyes, flipped over and switched their positions. He held her dishonest hand and said, coldly, “Miss is so eager to get on This Prince? Are you so desperate?” Feng Xi Er was just desperate to prove something, and once again reached out to take off his mask. The Ghost King smiled evilly, grabbed Feng Xi Er’s wrist and began to remove her robe and say: “Since Miss wants it, This Prince shall satisfy you…”

- Description from Novelupdates

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy