Po is now living his dream as The Dragon Warrior, protecting the Valley of Peace alongside his friends and fellow kung fu masters, The Furious Five - Tigress, Crane, Mantis, Viper and Monkey. But Po’s new life of awesomeness is threatened by the emergence of a formidable villain, who plans to use a secret, unstoppable weapon to conquer China and destroy kung fu. It is up to Po and The Furious Five to journey across China to face this threat and vanquish it. But how can Po stop a weapon that can stop kung fu? He must look to his past and uncover the secrets of his mysterious origins; only then will he be able to unlock the strength he needs to succeed.

Travel writer Lemuel Gulliver takes an assignment in Bermuda, but ends up on the island of Liliput, where he towers over its tiny citizens.

The Winter Feast is Po's favorite holiday. Every year he and his father hang decorations, cook together, and serve noodle soup to the villagers. But this year Shifu informs Po that as Dragon Warrior, it is his duty to host the formal Winter Feast at the Jade Palace. Po is caught between his obligations as the Dragon Warrior and his family traditions: between Shifu and Mr. Ping.

Through a series of freak occurrences, a group of actors shooting a big-budget war movie are forced to become the soldiers they are portraying.

To everyone's surprise, including his own, Po, an overweight, clumsy panda, is chosen as protector of the Valley of Peace. His suitability will soon be tested as the valley's arch-enemy is on his way.