I Have a Doomsday System in the City

Because of an old beggar, Makino obtained the Doomsday System, and from then on he traveled back and forth between the Earth World and the Doomsday World in exchange for various supplies... In the doomsday world, technology is five hundred years ahead of the earth. He gained great strength due to the doomsday system, and he has since awakened to take over the world, drunk and lying in the lap of a beautiful woman. In the real world, there is a legendary tycoon. He leads the world in technology, is as rich as any country, and has many talented people under his command. The introduction is speechless, please read the text This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.