Yin-Yang Harmony System - Chapter 304

Before going to college, an ordinary high school student went to celebrate and got drunk. When he woke up, he found himself in a completely different world. There was a big sect, the approaching sect entrance examination, a slum where his body’s previous owner lived, and a shared memory about a missing young girl.

When he got tangled in a fight with a few punks in this different world, he fell off a cliff and miraculously found himself still alive, with two more voices ringing inside his head. They were Sword Master and Saber Master. In the company of them, he continued to find out more about this whole new world. He took the sect entrance examination, entered the sect, met a strange man in black, and even participated in a major competition of the sect to have a chance to win over his peers!
In this whole new world, he was born again and got to explore the fantastic martial world!

- Description from Novelupdates

In the aftermath of apocalyptic event, a man rises above the others to lead an era.

With threat beyond the stars, as Supreme Beings of otherworldly star system watches over as Destiny and Fate work their way, an era of Gods descended upon Earth

And in his rise, lies a terrifying secret. Read how he rises above it all, through all the complicated love life, his determination to push through his own fate and destiny and the Will that pushes him forward.

With all of this, could the Fate that was written be overturned? And will he truly rise to the top and survive?

A great battle for the fate of the Universe began.

This is the story of Lord Shadow.

In a morgue filled with the bodies of Uchiha clan members, he opened his eyes...A mysterious voice echoed in his ears...With a bewildered expression, he muttered, “Save the Shinobi world? What does that have to do with me, a mere Uchiha survivor?”

Lacking funds for his brother-in-law’s dowry, Cole Stone is abandoned by his cheating girlfriend.

He makes a phone call…

“Ma’am, I give up. I don’t want to work hard anymore.”

“Sure.”

$10,000,000 is credited into his account.

Betrayed, mocked, and humiliated for being poor…

Cole Stone is forced into an engagement with a billionaire CEO whose motives are unknown.

“Ma’am, I would like to issue you a refund—”

“Do you think that my dowry can be refunded so easily?”

Cole Stone is stunned speechless.

Unfair! Absolutely unfair!

How will Cole Stone fare with this mysterious and sassy fiancee of his who never takes NO for an answer?

How will he fare in the world of elites?