Rodolfo runs into Ignacio, a high school friend who married his ex-girlfriend. On Day of the Dead, Ignacio throws a party and Rodolfo attends with a prostitute.

In a dysfunctional family, nobody knows the father's whereabouts, the mother has an affair with a man, son Octavio is going to marry a killer, son Julián claims he had sex with his brother's fiancée, and an illegitimate daughter shows up.

Mariano is devastated after his girlfriend breaks up with him, so he considers committing suicide. In an effort to comfort him, his brother Javier hires a prostitute, who is also a thief.

A series of murders in the state of Mexico raise the alarm regarding the presence of vampires, which according to experts, governments around the world are hiding.

A film student, Samurai, decides to make a documentary on Casandra's, a table dancer, work and family life. The nearness of both makes her fall in love to the filmmaker. He prefers to leave her and finish the work filming her in secret; this abandonment makes the story finish on a tragedy.

A police commander fails to take down a dangerous drug cartel, despite using all the limited equipment at his disposal, and his best detectives as undercover agents.