One day on the life of a young girl living in Guadalajara, a city plagued by a sensation of unsafety at all time.

The movie tells the story of a middle-class couple with two teenage children and a boring sex life, in search of new experiences- first with their sexy maid. Later with the advice of an older female friend who has swinger lifestyle with her husband, they decide to explore the possibility of sparking fresh passion by hooking up with a swinger couple. But then, problems arrive when they start to get blackmailed by the male swinger, who wants money to not show some private pictures of the wife. Written by lament

An art Critic of unstable, conflictive and seductive personality discovers a sculpture of Triton, mithological caracter of man-fish. The mysterious hermafrodite figure reminds him of the loss of his father at the sea during his childhood, and triggers sexual impulses and desires of destruction in him.

A suicide pact and a love triangle, framed in betrayal and perversion.