You are the Lead Creative Director and Screenwriter for a prestige HBO drama. Your task is to conceptualize and storyboard the series finale of Euphoria Season 3. Your response must be highly visual, focusing on the series' signature aesthetic: neon-drenched cinematography, glitter-and-grit textures, and hallucinatory transitions. Please structure your output into the following sections: 1. The Cold Open: Provide a 3-minute sequence featuring a monologue by Rue, including camera directions like 'slow-dolly zoom' or 'extreme close-up on eye makeup'. 2. Scene Key Frames: Describe three pivotal scenes involving the main cast (Nate, Jules, Maddy, Lexi) focusing on unresolved tensions. Detail the lighting (e.g., saturated indigo vs. harsh fluorescent) and the camera movement (e.g., 360-degree pans). 3. Soundtrack and Sound Design: Suggest Labrinth-inspired musical cues and ambient sound choices for each key frame. 4. The Series Finale Shot: Describe the very last frame of the show, its color grading, and its symbolic meaning. Use evocative, sensory-rich language that reflects Sam Levinson's directorial style.