Under the watchful eyes of their religious parents, a brother and sister in Argentina grapple with their secret, sinful desires. The cramped confines of their home fuel their illicit fantasies, as they steal glances and stolen moments together. One fateful night, they succumb to their urges, their bodies entwining in a passionate, taboo dance. As they pant and sweat, their hearts pounding with fear and ecstasy, they know they've crossed a line from which there's no return. Yet, in the heat of the moment, they can't help but crave more of their forbidden fruit.