Eternally Regressing Knight - Chapter 601 - Are you really not going to be cut?

A guy became a brother of Iron man and got the ability to extract genes from anyone. Lets see how he changed the Marvel World

- Description from Novelupdates

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

★DARK ROMANCE★^WARNING 18+^~NO RAPE~In a world dominated by organized crime and ruthless power struggles, a tangled web of trauma, revenge, and forbidden passion unfolds.Katya Volkov, the stunning but vulnerable daughter of the Russian Mafia's feared right-hand man, has endured a childhood of unrelenting brutality and neglect.Growing up, Katya was repeatedly tormented by her father's resentment, leaving her emotionally shattered and unloved.However, Katya's life was about to take a much darker turn. Romeo Salvatore, a name that was both feared and respected, emerged from the shadows.His traumatic past has left an indelible mark on his soul, rendering him cold and detached.Seeking retribution, Romeo launches a daring invasion of the Volkov's heavily guarded estate. He captures both Katya and her abusive father, subjecting them to merciless torture.Convinced of Katya's complicity in her father's heinous crimes, Romeo executes her father and condemns Katya to a life of hellish slavery.Yet, as time passes, the boundaries between captor and captive begin to blur. Katya and Romeo find themselves inexorably drawn into a forbidden bond, igniting a fiery passion that threatens to consume them both.Torn between his thirst for revenge and his burgeoning desire for Katya, Romeo is forced to confront the darkness within himself, would he be consumed by lust, passion and possibly love or would he stay loyal with his beliefs.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~This story is an enemies to lover type so don't expect all fluff and rainbows.~Weak to strong female~ML is ruthless, don't expect him to be a saint.~No rape~humours, laugher, tears and blush.~ And lastly, this story is not for the weak hearted~