When Lucy's cousin unexpectedly moves in with a couple in crisis, love and fidelity are put to the test, leading to tragic consequences.

Refusing to marry a drug lord, Grecia is determined to pay her father's debt herself. To earn the money, she decides to bet in the Sinaloa palenques, where she meets Armando. He is immediately captivated by her beauty and fearless attitude. But, little does he know that falling for her will be his most dangerous endeavor. Based on the famous corrido hit "La Princesa", by Alfredo Ríos "El Komander".

When problems arise with family businesses, Alfredo's father sends him to the capital. There he meets Fabiola, a beautiful woman drowned in family debts. Her mother forces her to fall in love with the rancher to get her money and thus pay the debts.