A kind of magical gemstone maintains the stability and peace of the world, when a mysterious force is on the move and crisis spreads everywhere. Sheep and wolves and new partners to embark on the journey of guarding the world, racing against the mysterious forces of the conspiracy, and in the adventures and breakthroughs in the common growth, and ultimately understand the significance of the guardianship.

Teddy is a super smart stuffed toy living in a happy life with his human friends and other robot toys. However, the good time is threatened by a wicked doctor who wants to monopolize children's childhood by using his new invented high-tech VR toys. Teddy and his toy friends are in danger. He and his mecha toy friend Linus are forced to embark on a journey to saving the toy world.

The film tells the story of Jigong before he became a Buddha. In Yongning Village at the foot of Chicheng Mountain, in order to make the long-sick mother heal, Li Xiuyuan, wants to become a hero. Despite his good intentions things turn bad, causing a ruckus in the village. After encountering a series of dangerous encounters, Li Xiuyuan learned that he was the reincarnation of the great hero Dragon Slaying Luohan.

The Mighty Little Defenders receive an urgent call for help from the Land of Light and set out without hesitation on a perilous rescue mission, facing hidden conspiracies and powerful foes. Can the goats and wolves break through the darkness and restore the light? What fate awaits the Land of Light… The final battle between light and darkness is about to begin.