Lessons on Raising a Partner - Chapter 65 - Your good friend [Uncle Ye] is online.

Leric was a top herbalist and a qualified doctor, but he was already in his twilight years. He had spent his entire life researching herbs and the human body. And because of this reason, he didn’t experience the joys of life. However, a piece of information written in an old book changed his life.

It was a chance at rebirth!

With his knowledge as an herbalist and as a doctor, join Leric as he begins a new life in Falkur, a world ruled by powerhouses called Espers!

Sherlock is a new generation Dungeon Lord whose ambition is to become the greatest Devil King and building up the greatest Dungeon in the Underworld.

He summons a group of other-worldly goblins who give themselves strange names, form cliques, engage in commerce, and even fight among themselves.

They call themselves—Gamers!

- Description from Novelupdates

In his last life, he was a superstar that dominated the entertainment circle. In this life, he is a rebellious second generation wastrel.