When Po the panda is preparing to become the real Dragon Warrior, his biological father, the panda Li Shan, suddenly comes to visit. At the same time, the mysterious villain Tiansha appears, trying to subdue all the masters and rule the martial arts world. It is said that there is a force in the isolated panda village to fight against Tiansha. In order to save the people, Po and his father embark on a journey home, while Po's good friends Tigress, Golden Monkey, Snake and Mantis work together to delay Tiansha. Po not only shoulders the mission of becoming a real panda warrior, but also has to let new partners such as the villager Meimei practice new kung fu, inherit the will of Master Turtle, and fight against Tiansha together.