The Extra is a Genius!? - Chapter 126: A Conversation Long Overdue

Reborn into the world of Yugioh, it's natural if my goal is to become the best duelist!

Yu Yuehan is the usual rich, perfect, aloof president—the richest man in City H; but one day, a female toddler suddenly appears in his life as his daughter! Despite being certain that he has never touched a woman before, DNA tests certify that the toddler is his! He soon becomes a good ‘daddi’ for the little toddler, Xiao Liuliu.

Two years later, for some inexplicable reason, Xiao Liuliu becomes very fond of a trial nurse, Nian Xiaomu, hired to take care of her. Nian Xiaomu has a strong personality and refuses to let anyone bully her. Constantly wary that anyone might cause harm to his daughter, Yu Yuehan keeps a constant watch over Nian Xiaomu. However, his black-bellied daughter has plans for her father up her sleeves… Over time, Nian Xiaomu reveals her charming side bit by bit; and for the first time in his life, Yu Yuehan is drawn in by this mysterious woman…

“Daddi, you are so handsome!” Xiao Liuliu blushes.

“Daddi, I want hugs!” Xiao Liuliu coos.

“Daddi, I want a younger sister! Quick make one with Mommi.”

“Daddi…”

Yu Yuehan says in a deadpan fashion, “I have never slept with any woman! How can I have a daughter!?”

“Did Mommi sleep with you without you realizing it?”

Yu Yuehan: “…”

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates