During the civil war between the Unitarians and Federalists in Córdoba in 1830, the historical series La Pulpera follows Fátima, the niece of the deposed Federalist leader Juan Bautista Bustos. After her stepfather is killed by the invading army, she and other women form a spy ring to sabotage the Unitarians, led by General José María "el Manco" Paz. To carry out her plan, Fátima infiltrates enemy ranks, a risky move that leads her into a forbidden and dangerous love with Manco Paz, putting her loyalty and her life on the line.