When a university student moves in with a family in Mexico City, conflicts emerge. An inevitable affaire with the father, a rebellious bond with the adolescent daughter and tensions with the mother lead up to a painful secret that will shake the family apart.

After being released from prison, Zequi, a bank robber, sets out to recover money buried by his accomplice; but is horrified to learn that a high school gymnasium is now over the site where the loot is hidden.

Zequi and Lucy are about to get married. Although he promises not to overdo it during the bachelor party, things get out of control.

The story follows Julio and María, exploring the importance of the present and our loved ones. Through a promise Julio makes to María, the plot delves into how this commitment leads Julio to discover more about his own emotions and the value of living in the moment.