Fairy sect senior sister cold costume change AI Image Prompt

Fairy sect junior sister costume change visual prompt: High-cold fairy sect little senior sister persona. Identity: The eldest little senior sister of the fairy sect, favored by the sect leader/elders, high-cold, innocent but spiritual. Appearance: Cold white porcelain skin, fox peach blossom eyes with slightly drooping outer corners, high-cold and lively. Hairstyle: Daily half-up/low ponytail (high-cold), after transformation black hair/small spirit snake bun with light blue hairband and small silver bells. Temperament: cold and ethereal. Outfits (before/after): Before - ordinary daily: light-colored pajamas/loose cotton linen top, hair casually tied up, high-cold atmosphere. After - fairy sect stunning costume: light blue/moon white/pale blue fairy sect dress with light drifting gauze on sleeves and hem, thin silver chain/small bells at waist, small flowers/silver ornaments/ribbons in hair, overall light, ethereal, and immortal. Personality: Very high-cold, spoiled so dares to be cute and lively, healing type, eyes clean and clear. Atmosphere keywords: immortal aura, cold, soft and cute, healing, lively, group favorite, backlight, soft light, petals, wind movement, bell sounds, novel heroine feel. 15-second costume change script: BGM gentle ancient style/sweet beat song, ratio 9:16 or 3:4. 0-2s daily: looking down/rubbing eyes, caption 'After staying in the mortal world too long, I almost forgot I am the fairy sect's little senior sister...'. 2-3s beat transition: hand covering face/turning/hair flip, flash + smooth transition. 3-10s after transformation: fairy sect high-cold look appears, gently tilting head, blinking, spinning, hair and skirt flowing, backlight + soft light. 10-15s ending: turning back with a high-cold smile, caption 'The eldest senior sister of the fairy sect has arrived~'. Clothes are very new, very long and fairy-like, ribbons fluttering, many accessories, very ethereal.