When a mysterious pair of weasels set their sights on a collection of four powerful weapons Po must leave his home to embark on a globe-trotting quest for redemption and justice that finds him partnered up with a no-nonsense English knight named Wandering Blade. Together these two mismatched warriors set out on an epic adventure to find the magical weapons first and save the world from destruction and they may even learn a thing or two from each other along the way.