After three years living anonymously as a street food vendor, Ye Cheng faces humiliation when his ex-girlfriend dumps him for a rich Chen heir. But the Xu family heiress stuns everyone by arriving with billion-dollar betrothal gifts. When the Xu patriarch falls ill to a rival's plot, Ye Cheng reveals his legendary acupuncture skills, finds clues to his missing father, and shocks his ex when he produces an ultra-exclusive bank card.