1boy, 1girl, :d, bangs, black-framed eyewear, black hair, black headwear, blood, blood on clothes, blush, brother and sister, closed eyes, collared shirt, doctor, dress, glasses, grey shirt, halloween, halloween costume, hands in pockets, happy, hat, himawari-san, himawari-san (character), kuroizato kaoru, labcoat, long hair, long sleeves, looking at another, necktie, nurse, open mouth, orange background, ponytail, purple necktie, shirt, short hair, short sleeves, siblings, simple background, smile, stethoscope, stitched face, stitched neck, stitches, sugano manami, torn clothes, torn dress, upper body, white dress