Anime girl with long black hair and blue eyes with a cat ears

$masterpiece, best quality, kanzaki aoi $kimetsu no yaiba$, 1girl, solo, long_hair, look_at_viewer, bangs, blue_eyes, simple_background, bare shoulders, double tails, purple eyes, purple_hair, parted lips, parted_angs, portrait, close-up -up, forehead, ahegao, looking up, mouth open and tongue out, mouth full of saliva, mouth full of milk, embarrassed look$