(masterpiece, best quality, cinematic), backward dive into the deep, starting from portrait of serene woman, legs transforming into glowing mermaid tail, camera descending with her, character’s inspired underwater world unfolding below — surreal, emotional, vast, sunbeams, caustic light, floating particles, 16fps, slow motion, Unreal Engine 5, volumetric lighting, teal and gold palette. ole_serene_dive.