In order to raise the money that she needs, Rosa (Damayanti Quintanar), works two jobs: one in a chemical factory and the other as part of the cleaning staff at the Valladares home, one of the wealthiest families in the city. It will be this job that puts her in the wrong place at the wrong time and which will leave her trapped in a dark and dangerous world where -first, in order to save her own life and then to get the resources needed for her son's medical treatment. Thanks to her talent, she will become a valuable resource for a network of murder and impunity. While she works to devise a plan that will change the rules of the game.