katahaba_(wawawa_wa_haha), shinguji_korekiyo, shinguji_korekiyo's_sister, year_2024, 1boy, 1girl, androgynous, black_hair, blunt_ends, blurry, blurry_foreground, breasts, brother_and_sister, collarbone, completely_nude, eyelashes, flower, hair_over_shoulder, hand_on_another's_face, incest, leaf, lipstick, long_hair, looking_at_viewer, makeup, navel, no_nipples, nude, open_mouth, parted_bangs, red_flower, red_lips, red_rose, ribs, rose, siblings, sitting, small_breasts, highres, danganronpa_(series), danganronpa_v3:_killing_harmony