A visit to the King's castle goes awry when the King accidentally catapults himself far, far away! To bring him home, Blaze, AJ, and the King's adorable pet dragon Zeek must transform into knights in shining armor!

Blackbelt isn't the only Ninja Master in his family — his Grandma Ninja has awesome moves too! But when she gets a nasty cold, Blaze, AJ, and Blackbelt set out to make the most powerful medicine there is: Ninja Soup!