Synopsis
Su Qianqian got sent through time into the ancient beast world, where females are so scarce they're basically treated as breeding stock. She wanted no part of that, so she ran — and somehow in the middle of running, she stumbled into a plane trading system. From there she started swapping the beast world's natural goods with merchants across different planes. Modern plane gets her beast world specialties, she gets rice, flour, oil, everyday necessities. Interstellar plane gets the same treatment, she gets mecha battleships. Cultivation plane gives her elixirs. The trading goes on. On top of that she figured…
