La Hora Marcada was a 1986 Mexican television anthology series famous for its horror and science fiction themes in the vein of the Twilight Zone. Although virtually unknown outside the country, it achieved a popular and critical success in Mexico. It had a series of rotating writers and directors, among them Emmanuel Lubezki, Guillermo del Toro and Alfonso Cuarón.

This is a story of a man in free fall. On the road to redemption, darkness lights his way. Connected with the afterlife, Uxbal is a tragic hero and father of two who's sensing the danger of death. He struggles with a tainted reality and a fate that works against him in order to forgive, for love, and forever.

A fatalistic car crash in Mexico city sets off a chain of events in the lives of three people: a supermodel, a young man wanting to run off with his sister-in-law, and a homeless man. Their lives are catapulted into unforeseen situations instigated by the seemingly inconsequential destiny of a dog.