Use first and repay later: Advance the future cultivation fruits - Chapter 544 - 243, Earth, Transforming into Second-level Civilization_2

The protagonist, Winnie (文尼), confesses his love to his childhood friend—the princess he’s been secretly in love with for years—but is brutally rejected in public. His heart shatters, he’s humiliated and ridiculed, and he collapses unconscious. When he wakes up, he vaguely remembers his past life’s memories and realizes he has transmigrated into the world of an otome game he played before. At first, he’s thrilled, thinking, “Nice! I must have been reincarnated as a villainous side character who disrupts the protagonist’s romance, right?” But then… surprise! He’s not just the villain—he’s the “Saintess”!

Li Yi accidentally obtained a black science and technology library, which contains countless books of the inheritance of high-tech civilization and records countless knowledge.

There are thousands of bells in the book, there is a golden house in the book, there are many horses in the book, and there are Yan Ruyu in the book.

Li Yi has completely turned into a bookworm, learning all kinds of knowledge from the library, grand unified theory, particle Tebo theory, …, acquiring various black technologies, superconducting materials, super batteries, intelligent algorithms, … .

- Description from novelbuddy

“His novel. His rules. His fight to take it all back.”Who would have thought Tavian would end up trapped inside his own novel?Not the chosen one. Not the villain.Just a forgettable extra with laughable stats and no place in the story he once ruled.And the protagonist he shaped into a perfect weapon?He’s real—and hunting him.Armed only with the knowledge of the world he created, Tavian has one choice: exploit the system he built… or be devoured by his own creation.He knows how the story is supposed to end.And he won’t let anyone else decide his fate—especially not the characters he once controlled.

Adelaine Hammond transmigrated inside her own unfinished novel. New identity, new world, new everything. She became Remillia Lockhart, a character she didn't know of. In simple terms, an extra. She became an extra in her own novel.She became a Hero, fighting monsters, making enemies, and also why is she having love interests?? However the novel she once wrote of is becoming different and more strange. The Monsters are more stronger, new enemies, series of events that she did not even write, and how come she's getting stronger than the original MC's?She must find a way to survive and get out of this damned novel.