If you can share the original source or clarify the context, I’ll gladly write a proper, cited, long-form essay tailored to that text. Otherwise, I hope the above serves as a useful starting point for your own writing.

This is the cruelest trick in the narrative. In legal and psychological terms, "of sound mind" means you are competent, rational, and accountable for your actions. The antagonist of the series—a metaphysical entity known only as The Auditor —forces Riley Reyes to sign a binding covenant that states she enters her confinement . The horror is that Riley is perfectly sane. She knows exactly what is happening to her. She remembers every door that closes, every key that melts, and every ally that forgets her name. Her sanity is not her salvation; it is her cage.