The final phase was dedicated to deep show immersion, worldbuilding, and UI polish. I integrated a search bar into the top system bar that lets users look up characters, suspects, and team members from The Mentalist. I also built a CBI Consultant ID Generator that uses HTML5 Canvas to let users create and download their own custom digital badge. To ensure the UI looked polished, I tuned the CSS framing to prevent head cropping on character photos. Finally, to wrap it up, I hid a subtle Red John smiley face on the desktop—clicking it triggers eerie synthesized horror audio, falling blood animations, and flips the entire OS into a high-contrast dark mystery mode. With all submission requirements checked, Mentalist OS 1 is officially complete and ready for testing!