rena (blue archive), blue archive, commentary request, 1girl, black bow, black ribbon, blurry, blurry background, bow, bowtie, bright pupils, brown eyes, brown hair, cardigan, collared shirt, depth of field, fabric, fried youkan, from side, hair bow, hair ornament, hairclip, halo, hand on table, indoors, looking down, medium hair, multicolored hair, multiple hair bows, neck ribbon, open mouth, partially unbuttoned, profile, ribbon, school uniform, serious, sewing, sewing machine, shirt, sitting, sleeves rolled up, solo, streaked hair, sweat, table, twintails, upper body, white pupils, white shirt, window, x hair ornament, yellow cardigan, yellow halo