Who Still Uses Cash?!

Song Shuang'er wakes up trapped inside a hundred-yuan bill—literally. As currency passes from hand to hand, she's pulled into the lives of strangers, witnesses bizarre events, and tumbles into the hidden world of intangible cultural heritage. Each transaction reveals new secrets, each owner a piece of fate's puzzle. Through the lens of money, she sees society's true face: the desperate, the dreamers, the forgotten artisans keeping tradition alive. Economics meets destiny in this genre-bending journey where every exchange could be her last.