Spain, 1937. Ramón Mercader, a young communist combatant, is recruited and trained by the Soviet intelligence service to participate in a top secret mission ordered by the ruthless dictator Joseph Stalin: the assassination of his former political rival, Leon Trotsky, who is living in exile in Mexico.
Dramatized series that shows a mosaic of stories, which run in parallel and sometimes intertwine, around Tepito and its identity as a neighborhood, revealing the social prejudices that manifest themselves in classism and racism, as part of a historical reality in Mexico.
The attack on a popular singer known as Pachito -who becomes the favorite candidate to win the presidential election in an imaginary Latin American country- is the starting point of several stories, including: the alleged murderer, a police officer investigating the disappearance of the murdered body and an architect hired to design the mausoleum to the memory of the possible dictator.
One couple (Carlos & Irene) are having troubles, because he suspects that Irene's hiding something about her past in Russia. To make things worst her ex-husband goes to Mexico and tells Carlos that her other ex-husband also is going to claim her as his property.