The film follows the process of occupation of Quinta da Vargem, in Unhais da Serra, by salaried workers, a process that would lead to the nationalization of the Quinta. Ocupação de Terras na Beira Baixa (Land Occupation in Beira Baixa) is part of a series of films produced by the Cinequanon film cooperative in Unhais da Serra during the period of the Agrarian Reform.