Metropolis: I Became a Big Boss in Both Worlds

The most high-end bosses often only need the simplest system to grow. A business empire spanning two worlds. What? An ordinary lighter on earth has become a fire weapon from another world? Holding the roar, the beauty-preserving pill from another world has become a treasure that is fought over by the rich on earth. ... Ahem, cough, cough, I am a profiteer, my name is Qin Mu. What I have to do is to be a profiteer walking between the two worlds, choosing the right products to resell. Yes, I am a middleman, and I want to earn the difference to build my business empire. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.