In El Salvador, an important theatrical movement is beginning to be established in the country, where many women are leading part of this new wave in the performing arts. This is a documentary portrait, from the technical part of a theatrical montage. Perhaps the most invisible professionals in the performing arts, those that make it possible for the function to be performed, behind the scenes. This is the story of Yamileth, lighting technique. Where he tells us his life; reflecting on the difficulties and his constant struggle to make his work visible and respected. In an environment, which historically - at least in El Salvador - has always been the exclusive territory of men.