Lucía believes she leads a model life and has everything under control. Since she got married, she has poured all her efforts into caring for her ideal family. But everything begins to fall apart the day Sara, her son’s girlfriend, appears; a young, free-spirited, and outspoken girl, and with her, a very different family in-law than the one Lucía always dreamed of for her son. From that moment on, Lucía will discover that the perfect family wasn’t exactly what she imagined.