Ho Hsien-ku
- was granted eternal life
- on a diet of moonbeams and powdered mother-of-pearl.
- She was the young daughter of a shopkeeper
- who was saved from a malignant demon
- by Lu Tung-pin with his magic sword.
- She partook of a supernatural peach
- and was transformed into a fairy.
- Her unique diet of moonbeams and mother-of-pearl
- conferred immortality and agility