Maia and Devi, two women who are part of the machinery of a system that is responsible for defining what is good and what is not. Eugene: born to do good. Its mission is as clear as it is implacable: to clean society, purify it, make the world a better place, eliminate from the streets any inappropriate, unproductive or useless individual: sick, disabled, murderers ... the list is long and the only possible justice is the one they impart with their own hands.