The two Cheng sisters leave war-torn Shanghai for Hong Kong. They take on another guest along the way, and move in with their cousin in Hong Kong, now a close unit of four friends. Through highs and lows, they all learn to live with each other.

Chinese doctor has his car break down in England. he wanders into a castle where vampires congregate. After having sex with a Chinese vampire he leaves, however his blood is so sweet the Chinese vampire is sent to Hong Kong bring him back. While in Hong Kong he begins to show signs of vampirism and his friends have to try to save him.