The Priests 2: Dark Nuns

To rescue a young boy possessed by an evil spirit, Sister Yunia plunges into unpredictable danger, determined to save him with the help of Sister Michaela, even if it requires enacting forbidden rituals. As they navigate through the chaos surrounding them, Father Paul, a psychiatrist, dismisses the idea of spiritual possession and insists on medical treatment, while Father Andrea, asserts that only exorcism can free the boy from his torment.