My Father in Law is Lu Bu - Chapter 621

Rin was a nobody—just a gamer with a love for manga—until death dragged him into another world.Reborn as Auren, the third prince of the cruel and war-hungry King Aurelus of Austerra, he enters a realm ruled by magic and divine systems. Every person is born with a Divine Frame—a gift that defines their class, power, and fate.Everyone… except him.Frameless. Powerless. Disposable. Auren is cast aside as a mistake that shouldn't exist. But hidden beneath that flaw is a terrifying truth: no Frame means no limits. With nothing holding him back, he begins mastering all paths—mage, warrior, healer, assassin—enhancing them with Earth’s forgotten science.In a world that thrives on order, Auren is chaos. And from that chaos, a legend is born.

Ye Lingchen flips through the “Book of Mathematics”, then solves the world’s ten most difficult problems.

Ye Lingchen flips through the “Book of Language and Literature”, then creates the world’s ten most famous books.

Ye Lingchen flips through “The Art of Acting”, then becomes the king of the silver screen.

Ye Lingchen flips through “Military Boxing”, then becomes invincible.

Ye Lingchen flips through the “Book of Changes”, damn, he ascended to immortality…

- Description from Novelupdates

James, a brilliant mechanical engineer and passionate history enthusiast, loses his life in a tragic house fire—only to find himself in a mysterious world as the ruler of an island nation. Armed with his modern knowledge and unwavering ambition, James embarks on a bold mission to industrialize his kingdom and build an empire on which the sun never sets.