Use Adetailer.

Appearance: KFBHildis, very long hair, large breasts, purple eyes, demon horns, demon girl, pointy ears, green hair,

Default Outfit: DefHildis, jewelry, accessories, bare shoulders, earrings, midriff, necklace, purple nails, gauntlets, loincloth, claws, armlet, bikini armor, fingerless gloves, nail polish, detailed clothing, slit pupils, gold trim, side slit, black footwear, 4 toes, armored boots, belt, chain, circlet, detached collar, horn ornament, fur_trim,

Valentines Outfit: CDWHildis, pink gloves, frilled dress, pink bow, brown headwear, white bow, cleavage, jewelry, heart earrings, horn bow, shoes, belt, black thighhighs, fingerless gloves, red bow, clothing cutout, white footwear, short dress, cleavage cutout, pleated dress, mini top hat, heart cutout, frilled thighhighs, underboob cutout, hair flower, pink flower, bare shoulders, detached sleeves, black elbow gloves, detached collar, official alternate costume,

Seduction Sweater Outfit: SSHildis, hair between eyes, white footwear, high heels, floral print, print legwear, cleavage, bare shoulders, detached sleeves, black thighhighs, huge breasts, parted bangs, fingernails, zettai ryouiki, clothing cutout, garter straps, sleeves past wrists, areola slip, ribbed sweater, turtleneck sweater, center opening, grey sweater, sweater dress, virgin killer sweater, official alternate costume,