A brave and bold indigenous girl, protector of her jungle and its wild life and guided by her shaman grandfather, pairs with a boy from the big city, against animal traffickers in the Amazon forest.

The film tells the story of Tainá, a 5 years old orphan Indian girl who dreams of becoming a warrior and discovering her true origin. Along the way, she makes unexpected friends such as Laura, a lost city girl, and Gobi, a nerd Indian boy. They learn to overcome their mutual differences while going through their eventful journey. Taina confronts the ancestral enemy of her family, Jurupari, the incarnation of Evil, who wants to destroy the Forest.

The young warrior indian Tainá must now battle against biopirates, and is joined by a new boy from the big city and an indian little girl who wants to follow her steps as a protector of the jungle.