In a small Catholic school, a strict nun named Sister Ursula torments a group of teenage girls, driven by her fanatical belief in ridding the world of sin. When Sister Ursula vanishes, the school is closed, but the traumatic experience leaves a lasting impact on the women. Years later, a malevolent ghostly nun begins to haunt them, and one woman's daughter sets out to uncover the dark secrets of the past.
La monja
A former nun, notorious for her cruel behavior at a boarding school, vanished under unclear circumstances, leaving a legacy of psychological scars. Decades later, a series of gruesome murders plagues her former students, as if her malevolent presence still haunts them.