A brother's curiosity leads him to discover his sister-in-law's used tanga panties, igniting a forbidden desire. The 'putita', as she's known, leaves her intimate wear scattered, unaware of the effect they have on him. He can't help but indulge in his taboo obsession, rubbing and sniffing the tanguitas, his fantasies of her growing more intense with each whiff of her lingering scent.