After a climate disaster, pregnant women live in the Sanctuary, a dome that protects them from pollution. Far from their families and society, they are cared for and at peace. Or so they believe. Pilar's arrival will reveal the truth.

Marcos (Roberto Álamo) is a firefighter who, in spite of being used to extreme situations, goes into shock when life deals him a bad hand. His new inability to empathize with others affects both his personal and professional life. He seeks the help of a psychologist, Luna (Manuela Vellés), who with his daughter Lola (Claudia Placer) helps him rebuild his life.