(masterpiece, top-tier quality, photorealistic:1.4), a fantasy caterpillar Avril Lavigne in the midst of metamorphosis, half-transformed with bionic limbs, metallic exoskeleton merging with her organic form, wires and cables intertwining with her body, a blend of futuristic and horror elements inspired by the works of H.R. Giger and Zdzisław Beksiński, intricate details showcasing the transition between nature and technology, a dark and moody atmosphere, glowing bioluminescent accents, detailed textures, and a sense of eerie beauty.