Now known as the Dragon Warrior, Po (Jack Black) protects the Valley of Peace alongside his friends and fellow kung fu masters, the Furious Five. However, Po's awesome new life is threatened by a dangerous villain, who plans to use a secret weapon to wipe out the art of kung fu and conquer China. In order to defeat this new enemy, Po finds he must recall his past and unlock the secrets of his mysterious origins; only then will he find the strength he needs to vanquish his foe.