Koko wa Ore ni Makasete Saki ni Ike to Itte kara 10 Nen ga Tattara Densetsu ni Natteita - Chapter 241 - Fighting in the Large Room

Five years after being kidnapped and ens*aved in a city full of Witches, I became the only male Witch in the world!

Xie Jin is an international student studying in the United States. Because of an accident, he obtained a special ability that allows him to detect the attributes of all objects within a certain range. Because of this ability, he started from panning for gold and gradually went to the country of Bald Eagle. The pinnacle of wealth. (No abuse, no depression, logical, straightforward and reasonable road to the rise of North American chaebols)

- Description from novelbuddy

Erwin Warner is a material-dominant alpha with a very unsteady financial background. Though he has the face of an angel, his personality is the polar opposite. He can even kill a person if there is enough money paid for that.Leo Snow is an exceptionally beautiful dominant omega. Even the gods envy his unparalleled beauty from the heavens. He has a very strong personality and is very picky about his partner. He can be as deadly as his face when the time comes.Jean Snow, a very unstandable uncle of Leo, has an unsubmissive greed for everything Leo has, that doesn’t exclude the Snow Groups and Company. Even being the blood brother of Leo’s father doesn’t change the fact that he is exceedingly obsessed with this pretty, small omega nephew of his.