After a divorce marked by betrayal and humiliation, Marianna supports her daughter by selling takeaway lunch boxes on the streets of São Paulo. When little Matthew saves Mia from an accident, he decides to bring Marianna closer to his father, Rodrick Albuquerque. Rodrick hides his fortune and introduces himself as an ordinary man. He proposes a convenience marriage, and Marianna accepts sincerely: she is willing to split expenses and welcome Matthew as her own son. Between the daily routine with the two children and her dream of opening a restaurant with her friend Camila, the agreement slowly turns into a real family. Only Rodrick falls more and more in love, while his secret identity threatens the trust of the woman who won his heart without knowing who he really is.
