"Kilas" (a Portuguese misrepresentation of the English word "killers") is the nickname of a petty con-man who gets involved with a deadly ring of spies.

Centered on an elderly matriarch and her family in the Trás-os-Montes region of Portugal. An exploration of the cycle of life and death, using the main character, Ana, as an emblem of a life lived in harmony with nature and tradition.

Lúcia is a lawyer that works to help women whose the father of the relationship deny the paternity. A job she is very keen about since she doesn't know who her father is.