Watch VoirFilms. In Mozambique, Izidine, a young police inspector, is called to investigate the murder of Vasto Excelêncio, the director of a nursing home built within the walls of an old colonial slave fortress. He is shocked when all the elderly residents, as well as the head nurse, Marta, confess to the murder. Each one has motive, given Excelêncio’s abusive behavior. With only a week to solve the case, the detective slowly unravels truths about the murder, Mozambique's colonial past, and himself.