After a failed attempt of ruling the world Chase Young, Jack Spicer and Hannibal Bean decide to rob the Xiaolin Temple and take the Heylin Seed. But when the Heylin Seed double-crosses Chase Young, Hannibal and Jack, they are forced to team up with the Xiaolin Monks in an effort to save the world. Sequel to "Xiaolin Showdown: The Ultimate Challenge"

With the Heylin attempting to take over the world, they try to find Raimundo's weakness which can not only put him in danger, but his crush Kimiko in danger as well. With the world in danger, Raimundo and Kimiko must battle their feelings for one another.