Abyss Hunt: Bio-Mechanical Reef

An original world: a sunless ocean trench lit by colonies of glowing bio-mechanical coral that pulse like circuitry, vast and labyrinthine, a sunken alien engine humming in the dark. HERO: a deep-diver in a sleek armored pressure-suit with a harpoon-spear, fully covered. (0-3s) MACRO: extreme close-up of bubbles streaming off her helmet visor as glowing plankton drift past. (3-8s) wide: a serpentine mechanical eel-predator uncoils from the reef and lunges; she rolls and fires the harpoon-spear, the line snapping taut as it drags her through the coral. (8-12s) MACRO of her gloved hand sawing the line with a blade, sparks underwater. (12-15s) freed, she kicks into the glowing engine core as the eel crashes behind her, the camera sweeping back to reveal the immense reef. Camera: weightless macro inserts against gliding combat tracking, anamorphic, smooth fluid 24fps cinematic motion, motion-blurred but smooth, no stutter, no strobing. Lighting: pulsing bio-circuit cyan-and-violet glow, deep black, caustics. Teal-and-magenta grade, fine grain, halation, flare. Audio: muffled deep-sea ambience, the eel's mechanical screech, harpoon fire, suit breathing, a tense low orchestral pulse.