Professor Nyanya (Blue Archive), vibrant full color illustration, long flowing purple hair slightly messy, horn accessory tilted, tsundere expression, looking away from viewer with flushed red cheeks, pouting slightly, arms crossed under massive breasts pushing them up, detailed school uniform perfectly fitted, blouse tight across huge chest with top buttons undone showing cleavage, skirt sitting low on wide hips, one leg slightly forward, glancing back at viewer from the corner of her eyes, “it’s not like I did this for you” attitude, embarrassed but wanting attention, delicate cel-shaded coloring, anime style, clean lines, classic tsundere pose, denial body language but inviting glance, professional rendering, high-quality illustration, soft pink gradient background, 8k, masterpiece.