On October 2, 1968, a student uprising descends into violence after the Mexican government begins to use lethal force against the protesters.
Tomás Tomás is a young yuppie playboy with a string of discarded girlfriends. But when Silvia, the victim of one of his adventures, tries to get revenge by typing "positive" on his AIDS test, Tomás experiences for the first time the realities of love and death.
A young man completing an assignment for his film class invites Marieda, a middle-aged woman, over to his aunt's house to rehearse for a drama she believes they will eventually record. But she doesn't realize that she is being videotaped since her arrival.
