(Super high picture quality) masterpiece, Underwater World (Underwater World) exquisite CG, (Crystal Kawaii girl), （青龙）delicate facial features, (coordinated body structure), (head portrait) magenta curly hair, full body crystal clothes, ice stockings, delicate （青春期的妹妹）and complex rystal hair ornaments, broken glass, （龙族）crystal minerals, highlights, falling flowers, rich, beautiful, charming, perfect, dreamy decoration, ultra-high definition, 16K