Strongest Survival by Otome Game’s Heroine (LN) - Chapter Volume 4 3: Assailant

Feng Yun was an ordinary young man who was unable to cultivate. One day, He got the inheritance of the Ancient Yang Demon Clan and a mysterious sword. With these he became a super genius and started his new journey from a small town to heaven, sweeping across the world, vying for the supreme existence.

I have clairvoyance, and I can see antique treasures no matter where they are hidden. Is there anything else in the world that I can’t go to?

- Description from novelbuddy

This is actually the story of a teenager who, after the devastating and spartan-like training of his crazy cool/Gong teammate, turned into a super amazing point guard that could blow up the skies even though he may seem low-key on the surface.

Also, Nie Chuan is Reese’s first love.

Nie Chuan: I’ve decided to promote you to becoming my best friend!

Reese: If I can be your best friend, it just means that you have no friends.

Nie Chuan: Hey! How could you say that! Do you know what it means to be my best friend?!

Reese: I’m sleeping.

Nie Chuan: It means that when I get married, my bride may not necessarily be her, but my groomsman must be…

Reese: The groom must be me.

Nie Chuan: What– you want to snatch my bride away?! You’re too inhumane!

Reese: Sleep.

- Description from Novelupdates

I'll take care of it. The uncle of her husband on their wedding night whispered viciously in her ear. In front of a frightening Steel Blooded Business Demon, he was the one who was crazy for favoring his wife.

He had begged her to pave the way for her so that she could do whatever she wanted. If not, he would pamper her to the heavens. Just because he glanced at the clothes, he directly monopolized the entire shopping mall under her name. He said, As long as you want it, I want it!