Delia Mañara is notorious in her quarter of Buenos Aires for the mysterious deaths of two of her fiancés. She lives in a twilight world and gains most satisfaction through the exercise of power over others.

Two men and a beautiful woman are involved in a three-way relationship during a trip to Machu Picchu.

A casual monitoring becomes an obsession when a young man finds a man who reminds him of something that happened in his childhood.