King Diamond's song "Unclean Spirits" is a chilling tale of exorcism and battling demonic forces. The lyrics depict Father Malone invoking the power of God to cast out the "unclean spirit" from a woman named Sarah Lafayette. The song captures the intense struggle between good and evil, and the belief in the power of faith to conquer dark forces. The lyrics convey a sense of urgency and desperation as the exorcism unfolds, with Father Malone commanding the unclean spirit to leave using the name of Jesus Christ and the sign of the Holy Cross. The repetition of "The power of Christ compels you" emphasizes the strength of faith in overcoming evil. The song draws on themes of spirituality and the supernatural, evoking a sense of fear and awe at the conflict between divine and demonic forces. King Diamond's powerful vocals and haunting melodies add to the intensity of the story, creating a truly chilling and exhilarating listening experience.