MTL - God Rank Hero - Chapter 2022 found it

Molitia Clemence was born sickly.

She forgot to cover herself with a blanket and caught a cold. She woke up next to her husband after 10 days just because of a slight cold.

Molitia barely survived between the thin threads of life and death. When she opened her eyes, she noticed that her husband was somehow acting differently than usual…?!

***

“Have you eaten?” (Husband)

“Yes.” (Molitia)

“This is the belly of a person who ate?” (Husband)

He frowned as he stroked her flat lower abdomen. He held her wrist carefully, as if it would break. His voice rose.

“Why is your wrist so thin? Are you even human?” (Husband)

“That’s…” (Molitia)

“Butler!” (Husband)

The butler rushed to his angry voice, fidgeting with his wrists.

“Get me food for my wife to eat. Something that will help her stay healthy. Anything is fine.” (Husband)

Molitia’s mouth opened at her husband’s words, but no sound came out. ‘I just had a meal?’

How can there be any invincibility?

How can there be any Xeon undefeated?

No one in this world can be eternally number one, anyone can be defeated.

including me.

I’ve been waiting for that one person to show up, beat me, tell me that my way is wrong.

It’s a pity that that person hasn’t come yet.

…

False martial arts: strengthen yourself, break the limits of the human body, and resist bullets with flesh and blood.

Real martial arts: use the magnetic field of life to dominate the magnetic field of the stars, use the small universe of the human body to attract the power of the big universe, travel the starry sky, and smash the planet.

- Description from novelbuddy

[Trigger Warning: This dark fantasy romance contains mature themes.]---BLURB:IN A WOLD OF FORBIDDEN LOVE AND HIDDEN TRUTHS, ONE WOMAN'S DESTINY WILL CHANGE EVERYTHING.Ovelia’s life is shattered when she is sacrificed by her family to secure peace between humans and werewolves. Bound to Ace, the future Alpha King, she enters a marriage built on duty, not love. But when Ace’s wolf chooses her as his mate, their fates become intertwined in ways neither could have predicted.As Ovelia navigates the treacherous world of werewolf royalty, she faces betrayal, kidnapping, and the lingering shadow of Ace’s past love. But the greatest danger lies within herself—a secret heritage that could destroy the fragile alliance between werewolves, witches, and elves. When Ovelia’s true identity is revealed, she must flee for her life, only to discover she carries a new hope for the future.With war looming and enemies closing in, Ovelia and Ace must confront their pasts and fight for a love that could unite their fractured world—or tear it apart forever.---