Gruier Serenity, 1girl, solo, blonde hair, blue eyes, long hair, double buns, quadtails, quad braids, bun covers, maid uniform, black dress, apron, frills, Juliet sleeves, white collar, white cuffs, black bowtie with blue flower, behind bar, smiling, wiping tables, bartender, cute, best quality, anime coloring, anime screencap, masterpiece, detailed, 8k