Based on a book by Darcy Ribeiro, the movie focuses on the journey of Uirá, an Urubu-Kaapor Indian, in his search for the "land without evil". The adventure begins after the death of his first-born son, when he and his family decide to go in search of Maíra, the Hero Creator in Tupi cultures. In the process, Uirá crosses the interior of Maranhão and arrives in the capital, São Luiz.
