In Cristina Rivera Garza's haunting novel, The Iliac Crest, a reclusive doctor's world is turned upside down by the arrival of two mysterious women. One of them claims to be the real Amparo Dávila, a famous writer the narrator believed he had invented. As reality blurs with fiction, the doctor is forced to confront profound questions about his own identity, gender, and sanity. This gothic tale weaves a surreal narrative that challenges the boundaries between self and other, language and existence, leaving the reader questioning everything they thought they knew.