Kwong Shan-siu as a playboy who sweet-talks Leong Suet-fei into a romance with him. She becomes pregnant but discovers that Kwong is nothing more than a cad who has already put her at the back of his mind.

Connie Chan is 'Iron Gall' Ng Kar-bo, noble thief. Connie Chan is also Jenny, daughter of the tycoon Tung Yin-nin. The cops are after the thief, while kidnappers are after the daughter for ransom, and soon the two are mixed up and nobody knows who is who, and it's up to them to rescue each other and come clean.

A loving couple are killed after drawing a map of the coveted Moslem Sacred Fire Decrees with their blood under coercion. The map is split into eight parts, placed separately in the custody of the eight leading martial sects. The children of the couple are adopted by Elderly Spirit from Hades and Nun Silence of Emei respectively. Growing up, the son Wan Tin-sau inherits from Hades all the skills he will need to know to take on the nun and her protegee in a duel 18 years later...

In the second part and conclusion to the story, the eight martial clans discover that there are two Sacred Fire weapons, Yin and Yang, and the siblings must uncover the facts of their parent's deaths in order to unite, wield the weapons, and defeat Nun Silence and her evil schemes.