Four episodes, four months in the lives of inmates from four Spanish prisons. With unprecedented full access, the series *Muros* follows the lives of different prisoners at various stages of serving their sentences. Over the course of four months, the series captures the conflicts arising from their confinement, intertwined with the sporadic news they receive from the outside world. Beyond the prison walls, the series also delves into the lives of families, lawyers, and others affected, showing that life’s reach knows no barriers.