Biographic account that recalls unknown details on the life and professional trajectory of the mythic photographer Sergio Larraín Echeñique (b. Chile 1931-2012), the only Chilean photographer and the first Latin-American accepted in 1959 to the prestigious agency Magnum, by invitation of Henri Cartier-Bresson. The book is divided in three main sections: the first is a detailed biography; a second section is dedicated to his press work in prestigious magazines like: Life, Paris Match, O Cruzeiro and Jour de France. A third and last section reviews his photographic legacy from an aesthetic perspective.