The ruler of an ancient land has many sons, but no daughters. When he finally has a girl, he's delighted, but his happiness fades when he learns she has a rare disorder that makes her smell bad. Determined to fix the situation, he searches for someone who can mask the odor. The man (Richie Jen) who believes he has the perfect potion must first test his creation, so he finds a young fishmonger (Miriam Yeung) … who changes his life forever.