2boys, aged down, akaza (kimetsu no yaiba), alternate universe, anger vein, annoyed, bleeding, blonde hair, blood, blood on face, bruise, bruise on face, child, colored eyelashes, colored tips, cotton ball, cotton swab, fang, first aid, forked eyebrows, hakama, hands up, holding, indian style, injury, japanese clothes, kimetsu no yaiba, korean commentary, korean text, looking at another, looking away, male child, male focus, multicolored hair, multiple boys, off shoulder, open mouth, pink hair, red hair, rengoku kyoujurou, ribs, robe, sash, scratches, seiza, short hair, sitting, streaked hair, uneven eyes, ungungzza, worried, yellow eyes