Naze Boku no Sekai wo Dare mo Oboeteinainoka? - Volume 2 Chapter 2

Shiloh is an Dominant Omega, in a world where he lives Dominant Omega and Dominant Alpha only born among the elite. So when his father sold him to some 'Madam', everyone used him. Shiloh got a lot of bad treatment until he meets Gruvv, a Dominant Alpha. Gruvv himself has a problem, he can't smell pheromones because of his depression. He was never in a RUT again and his family was constantly looking for ways to get him to smell pheromones again. In the side, Gruvv is the heir to the DHURUDATTA family, a mafia family that also made Shiloh's father run away because of his debts.

In the depths of the underground world lived the descendants who were born and raised by feeding on the teats of beasts.

These individuals with special abilities and enhanced physical abilities were known as dungeon babies.

Amongst them, Kim Jin-Woo was born in the labyrinth on the lowest floor.

“I’ve never tried to become strong. I just wanted to survive.”

This is a story of a lowly tunnel digger who ascends the throne to become the king of a labyrinth.

Son of the Senior Chancellor, Luo Wei, loved the wrong person in his past life. This mistake caused his entire family to be wiped out, and in the end, he was cast down as a pleasure slave, and died in the wilderness during the depths of winter.

There is a kind of person in the world who is indifferent, cool, arrogant, and especially a bit petty. There is also a kind of person who is lazy, gentle, considerate, and even adeptly flirts with girls. When the male god completed a shocking 360 transformation from the former to the latter, Tang Xia’s first reaction was…is this a fantasy world?

- Description from Novelupdates