Five-year-old Mona knows something is very wrong, when her older brother Pancho doesn't come home one night. Her evil sister, Christi, is to blame because Pancho is always defending her. Mona only knows he is in trouble with the police. Now that Pancho is gone, Christi is brutal, constantly terrorizing Mona.One afternoon, her parents go on an overnight trip and leave her older sister in charge. Things take a turn for the worse as her sister's carelessness makes Mona sick to her stomach. La Bruja who lives in the orchard and has been haunting Mona for some time takes advantage of her weakness. With Pancho and her parents gone, the witch is at the window trying to convince Mona to go with her and away from her sister's cruelty.Will Mona be able to overcome her sister's abuse and the relentless Bruja, before her parents come home, or will the temptations of La Bruja make her leave her home forever?