MTL - People Are In Konoha, You Call This a Ninja Tool - Chapter 65

Nile Santos lived a life of sacrifice — always stepping aside, always giving others the best gear, always following orders without question. In the end, none of it mattered. His comrades fell, his body was broken, and he died a meaningless death in the final battle against an unstoppable force.But fate isn’t finished with him.Offered a second chance by the very beings who led him to ruin, he’s thrust back in time with all his memories intact. This time, though, he’s not playing the role of a noble shield. No more selflessness. No more obedience. No more being a pawn.Armed with future knowledge and a will forged in failure, he vows to rewrite his story — to take everything for himself. Skills, loot, allies, power… all of it. It’s time for one man to climb to the top, no matter what it takes.Author's other storiesThe Unrivaled Holder: Rise of the Dragon Monarch - 3rd Season OngoingI Ascend Alone - Ongoing

Other people’s bad reputation, if not because of themselves, then it’s slandered by others. Jing Wan’s bad reputation wasn’t because of herself, but schemed by her future husband. Hong Yuan’s bad reputation wasn’t caused by others, but of his own design, only for the sake of marrying the woman he has had eyes on for two lifetimes! One unable to take a bride, one unable to marry. Because he was the number one handsomest man, but she wasn’t the number one beauty. So it was still her who has earned? What the hell?

This is a tale that distorts the scenario of an otome game.An orphan girl named Alicia is attacked by a woman trying to steal her body to become the “heroine”. From the fragmentary knowledge she acquires, Alicia learns that this world is the stage of an “otome game” in a “world of sword and magic”.Having learned the truth from the knowledge she obtained, the immature Alicia dismisses the otome game as “nonsense” and runs away from the orphanage to escape the fate of the “heroine”.A villainess aims to take her life. A fake heroine appears. Alicia trains herself using the fragmentary knowledge she has gained in order to survive, growing into the “Strongest Assassin” that is feared by both the Thieves’ Guild and the Assassins’ Guild.

This novel is also known as Master Fu's Mysterious Darling Wife

She is the The Young Miss of Military family Shen, her face is peerless, her temperament is cold, and she is her family’s treasure, but isn’t accepted as one’s child by her mother;

He is The Sole Heir to the top giant Fu Family, his power is unparalleled, indifferent high-born, the captain of the mysterious military force, and the youngest commander-in-chief.

Because of her grandmother’s wishes, she married him at lightning speed. She thought that it was a marriage that she needed, but she didn’t expect to be greeted with his extreme pampering.

- Description from Novelupdates