In an automated world, an old factory feeds on its own work force.

Somewhere in an unspecified time, Patrick Mendes presents an initiation ritual in a community at the ends of the earth.

João is a freelance television journalist. When he begins a new story about an old pigeon breeder in a poor neighborhood on the outskirts of Lisbon, João meets Ana, his teenage granddaughter, a mysterious character who is beginning to exercise an irresistible fascination for him. With the time João starts to lose the interest in the pigeon breeder and begins to take an interest in Ana and her world, which she only shares with another abandoned kid, until she realizes that her life is full of dark stories.