Li Yifeng, a down-on-his-luck electrician and plumber, unexpectedly came across a mysterious cigarette wrapper that could predict future stock prices. Armed with this glimpse into the secrets of fate, he made millions on the stock market, rising overnight from the bottom of society to become a hidden tycoon. But immense wealth brought more than freedom: it brought endless anxiety, distance from others, and a hollow feeling inside. Lost in the game of numbers, he chose to stop and make a living with the simplest of skills. Amid fixing broken appliances and helping his neighbors with everyday problems, he rediscovered his sense of purpose and found companionship with Shen Yue, his cool and resilient neighbor. Faced with warnings from the former