Need to ensure the story has a clear message against unscientific treatments and the dangers of pseudoscience. Also, highlighting the suffering of lupus patients and the importance of medical ethics.
Alternatively, a fantasy or sci-fi angle: maybe in a dystopian world, a ritual or punishment (spanking) is linked to causing or curing a lupus-like disease. That could allow for allegorical storytelling about disease, punishment, and societal structures. spanking lupus link