I Built a City in Another World

After nine lifetimes as a single guy, he is reborn as the son of a wealthy family. But the System abducts him to another world, a realm of immortal cultivation, where he cannot absorb spiritual energy or practice cultivation.

Only by failing the tasks assigned by the System and losing money can he return to his original world and inherit his title as a rich heir.

But why does he keep making more money the more he loses…