Paz Roble, a kind, hard-working and honest woman from whom her husband, Fermín, takes her newborn daughter. Fermín has a large debt with some lenders and to pay it he decides to sell his daughter to Mauro Nicoliti. This plagiarism is orchestrated by Geneva, Mauro's adoptive sister. She lost her first-born daughter in childbirth and does everything to replace her dead daughter and keep her husband's fortune. On the other hand, Esteban Villa de Cortés loses his wife and becomes a widower with his three children. Elvira Moncada, Esteban's mother-in-law, holds him responsible for the death of her daughter. After a series of unexpected events, Esteban and Paz meet in the neighborhood where she lives with her family. The chemistry and great understanding that exists between them makes it inevitable that they will fall in love.
Condemned to live in scarcity behind a colossal wall that divides Gabhán City in two, Alba is part of a network that distributes medicines and water to the most needy in a clandestine hospital. Her godmother, Lucre, seeks to save her by risking her life in a covert traffic of illegal people to the other side of the wall. Alba refuses to leave her people and the hospital, so Lucre is forced to lie to her in order to convince her and thus embark her on a journey across the border that changes her life forever.
On a gloomy Sunday in Mexico City, three friends in their twenties look for a female friend that disappears at an after-party. As they believe the worse could be happening, and while confronting characters and situations that represent a fraction of the problems of contemporary Mexico, their dreams, concerns and fears come to light.