MTL - Don’t Be a Secretary For a Genius - Chapter 75 attacking president

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

Trying to earn a living everyday kept Hyun-Soo busy. However, one day when he was doing a side job of threading beads, he realized something.

-Ding!

As the era of dragons gradually came to an end, as arcane masters left countless riches and legends under the starry sky, one awakened youngster after another began to set foot on their journey.