An Australian girl becomes an au-pair for a Chinese family.

Set in the Ming Dynasty of China. The daughter of administrator of Wuxi County is cheated by the son of a high-rank official and has a child. Then she lives a tragic life and dies in desperation finally because of ethics of the time.

Heung, a fishwerwoman, is determined to help Kai, an amateur aromatherapist, find the ultimate elixir for the princess who has a bad case of body odour. Although Kai's initial aim is to find the cure and win the princess' heart, he and Heung draw closer every day in the quest for the ultimate cure.