Irwin's Journey - The Cardsmith - Chapter 3: Sorcerer says

As a male fashion model, Su Nuo didn’t like others calling him feminine. But against all of his hopes, his beautiful appearance really betrayed him.

Su Yu was in a third rate university when the “Sky Holes” appeared, his school fell through the “Sky Hole” and appeared in the middle of a forest that was teeming with terrifying creatures.

This is a world where science and magic coexist.

Some people here seek powerful magic, and some seek eternal truth.

A science tyrant who came from another world, started as a little librarian, with magic in his left hand and truth in his right, kicking the door of the new century with one kick.

Some people call him the forerunner of magic, some say he is the founder of science.

Some people describe him that way.

In the new century, Blair is a symbol of evil.

- Description from novelbuddy

He became stronger, faster than anyone else… but he lost. In the end, there was only despair for Kim YuWon.

In his last moments, he was given another chance… Through the sacrifice of his comrade, his fate had not been sealed yet.

Returning back to the past, he attempts to climb the Tower again with his unmatched talent.

To fight the ancient evils that threatens to destroy the Tower.