Waking up, Su Lehui finds himself in Hong Kong in the late 1970s. "Do I become a big shot in the film industry, or do I get involved in business and become the world's richest man?" Su Lehui muttered to himself. But when Su Lehui discovers that his downstairs playmate is called Chan Ka Kui, and the girl he picks up on the road is called Cheng Ruoxin, he realizes that this Hong Kong is not the one he remembers.