Max, a young anthropologist, discovers two handwritten pages written by a Victorian adventuress who lived with an unknown tribe in the Amazon. Determined to discover more, Max is dragged into a world of mysterious suicides, pagan sects, child prostitution and police harassment. Set in the English countryside and Amazon rainforest, CABALLITO portrays an alternative society in which fatherhood has no meaning and communities share everything, including each other. Once, this was how all people lived.