1girl, murasaki shion,hololive,monochrome, purple monochrome, violet monochrome, lavender monochrome, silver white hair,long hair,witch hat, purple frilled hat brim, star charm on hat, striped long sleeves, cropped vest, layered cape collar, spiky cape trim, bow tie with star charm, suspender straps,midriff, checkered belt, layered mini skirt, frilled skirt hem, striped thigh-high socks, platform boots, star charm on boots,fingerless gloves,v sign,solo,simple background, light purple background,portrait, open mouth smile,full body, monochromatic color scheme, purple tones, violet tones,soft lighting,high detail,best quality,masterpiece