My Seven Wives in One Body and Me, her Manager - Chapter 125: New Family Member ?

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.

On modern-day Earth, An Lin seems to have been abandoned by God.
When his father suddenly disappears, An Lin is left with his father’s immense debt, putting his life at risk.
After being forced to a rooftop by his pursuing creditors, An Lin is unexpectedly swept off his feet and brought to the ground safely.

After learning that he was saved by an Immortal, An Lin is gifted, seemingly out of pure generosity, the ‘God Of War System,’ and a pass to a new realm.
Follow An Lin as he experiences a whole new world of legends, meets many new friends, acquires legendary weapons and tools, and starts on his path of becoming a powerful cultivator. There is never a dull time in An Lin’s new life with his ‘great’ new system!

- Description from Novelupdates

What is an immortal? They are mortals who have transformed themselves by taking the essence of heaven and earth, shedding their mundane bodies, and gaining the creation of the universe.This is a legend of a lowly beast s*ave who is discontent with his fate and fights against all realms.He knows that only by becoming an immortal can this realm finally catch a breath.

“Like it or not, you'll still be my woman, Gina,” Massimo said coldly, undeniably. “Everything is written in the agreement your grandfather and my grandfather made.”“I'm not part of the Sanders family anymore, so I'm not obligated to fulfill that agreement.” Gina answered loudly without any fear.Massimo laughed out loud. “So you rejected me?”“Of course!”“Fine, then I'll make the only person you love live in a miserable state. I will make him wish death was better than his current life,” Massimo threatened earnestly.Synopsis:Gina, who was born to a woman whose existence was not recognized by her father's family, was forced to find her father in Barcelona on the orders of her mother who died of cancer.Living with her mother and stepsisters did not make Gina's life any better, the stepmother who was after her father's property justified everything to make her beloved son Diego Alvarez the heir to the Sanders family. Meanwhile, Gina must be trapped in a crazy agreement made by her grandfather decades ago to become the heiress of the ruler of Barcelona Massimo del Cano who does not want marriage, Gina becomes a substitute for her step-sister for what her stepmother set her up for.The relationship that Massimo wanted was nothing more than a master and slave relationship, could Gina survive in that relationship? The terrible relationship of a man who turns out to be his first love.