While chasing the next spirit piece the warriors are attacked by what appears to be a giant snake, and Bo is bitten. Worse still, Hwang and the Nian choose this moment to pounce, and the team are separated. Luckily Trix and Martin manage to get Bo to the safety of the house of mother and daughter, Weici and Jiao. Jen and Vicky also escape, only to find themselves in a vast graveyard where they meet the mysterious Fung. In order to secure the next spirit piece they must uncover the identity of Fung and discover what, or who, is the snake spirit.