While our heroes discover that the Shadow Dragon Temple under San Francisco's China Town is inhabited with lethal Shadow Warriors - the Emperor is busy unearthing another evil surprise: his young sister, Yin-Wi AKA the Shadow Rat.

Ang and Ling encounter K-Ho, the Guardian of the Temple of the Shadow Wolf. Ling believes that Shadow Wolf is not their enemy while Ang cannot accept that a Shadow Guardian can be with anyone other than the Emperor.

Our heroes set out to search for Dr. Beverly Wallis, an archaeologist friend of Master Chin's, who went missing.