Eugenia and Mauricio, a young couple who, due to an economic downturn, see their relationship in jeopardy. Everything changes when Mrs. Lian, owner of the Chinese restaurant where Eugenia works, He offers her EUR50,000 in exchange for marrying Huang, his late son. Despite the unusual situation, he ends up accepting the macabre proposal, with unexpected consequences.
Lucía (Belén Rueda) is a woman for whom leading a model life and taking control of her life is the most important thing. Since she got married, she has focused all of her efforts on caring for her family, until achieving what for her is a perfect family. However, her entire world begins to collapse with the arrival of Sara (Carolina Yuste), the girlfriend of her son; a young girl with great freedom and without mincing words who has a very different family from what Lucia always dreamed of as a political family. Now, Lucia must accept that the perfect family was not exactly what she thought.