In the midst of the Spanish colonization in 1816, Carolina, Leonor, and Isabela are three sisters from the high society of El Socorro who join the Liberating Army as spies, driven by a quest for justice. This quest leads them to pursue those responsible for the death of their mother, Beatriz de Villamizar, at the hands of the ruthless Captain José María Montenegro, which occurred 8 years ago, where the murderers escaped punishment under the prevailing law.