The Sword and The Shadow - Chapter 592 Nidhogg

Alex Jin was just another overworked nobody until a truck crash sent him into the body of Valerian Nightshade—the cold-blooded villain from a popular fantasy novel. Destined to die early as the stepping stone for the “hero,” Valerian was powerful, rich, and feared… but ultimately doomed.That is, until the Villain Evolution System activated.Now, every villainous act rewards Alex with unimaginable power. Crush a rival? +100 Strength. Manipulate a noble house? Unlock a rare bloodline. Kiss the heroine meant for the hero? Well... let’s just say the rewards aren’t all measured in stats.To survive, Alex must outwit plot armor, bend fate, and ascend to the throne of power in a world that expects him to lose. But the deeper he goes, the more he realizes—being the villain might be the only way to save this twisted world.This time, the villain won’t die early. He’ll rewrite the story, one ruthless step at a time.

Dressed as [fantasy world] [patriarch], portray the fantasy world as realistic as possible from the perspective of the family, grow spiritual fields, raise spiritual fish, develop various family industries in an all-round way, support salted fish elders to become ancestors to serve as umbrellas, and inspire juniors to bravely venture The Holy Land Academy has come to the fore.

It is not a fantasy of passionate combat, but is based on the promotion of various family industries, capital, facilities, domestic servants, family generals, clansmen, guest officials, in-laws and other elements. Trying to see the “old-fashioned” fantasy world from a fresh perspective.

- Description from novelbuddy

Mu Jingzhe transmigrates into a book filled with sweet, doting love to become the useless supporting character who serves as a foil to the female lead. She also becomes the stepmom of five kids to her recently deceased husband.