Between the marsh and the mountain is Niete's first documentary project. He started working as a still photo on movies thanks to a wide collection of photos of street characters and national folklore. He has been part of projects such as El Bar by Alex de la Iglesia, Pieles by Eduardo Casanova, Tiempo After by Jose Luís Cuerda, Who would you take to a desert island? by Jota Linares or series like Chapter 0 by Ernesto Sevilla. In Advertising, he has carried out campaigns for brands such as "Beefeater", "Vodafone Yu" "Nike" or "Sevilla FC". He is currently immersed in different shootings for production companies such as "Arcadia" or "Tornasol". After years of friendship with Rafael de la Rosa, they began to record the iconic life of the protagonist and his companion of adventures and misadventures Juan Mendoza. Between the marsh and the mountains is a song of friendship, survival and optimism.