Let him stray into the mysterious fantasy world and get acquainted with Xiaobu, the nine-headed bird. Various experiences in the fantasy world, as well as the search for the key to the tree door that leads to the real world, make one person and one bird closely connected. They will face various lurking dangers, including ferocious and terrifying snakes, and the coming cold wave... How will they deal with it? Can they find the key to the way home?
Concept: Children's travel and growth in a fantasy world