I got into med school but couldn't afford to go. I still wanted to study medicine on my own, but I could not memorize anything. Latin words, definitions, all mixed up in my head. So I built this. You drop in any PDF, and it hides the important parts on the real page. To open them, you explain them out loud. If your meaning is right, it opens. If not, it gives you a hint. The core is GPT-5.6 Vision + Codex.