The film tells the story of Alba, a 32-year-old woman who, after suffering the loss of her son Arián when he was only a week old (perinatal death), is overcome by an enormous feeling of loneliness. Her whole life is turned upside down and she loses control. Loneliness and grief cloud her mind and she doesn't know how to go on with her daily life. She distances herself from those closest to her. Her sister Isabel, aged 28, tries to support her at all times. Her husband Víctor, aged 33, seeks refuge in his work, neglecting his partner. Alba will have to learn to cope with the pain, loneliness, and grief in order to start her new life.