1boy 1girl aku_no_meshitsukai_(vocaloid) aku_no_musume_(vocaloid) allen_avadonia aqua_eyes aqua_gemstone arms_around_neck ascot bare_shoulders black_choker black_coat black_collar black_flower black_jacket black_ribbon black_rose blonde_hair bow brother_and_sister choker coat collar collared_coat collared_jacket detached_collar dress dress_ribbon earrings empty_eyes evillious_nendaiki flower frilled_choker frilled_sleeves frills gem hair_bow hair_ornament hairclip hands_on_another's_shoulders high_ponytail highres hynn0x_x jacket jewelry kagamine_len kagamine_rin looking_at_viewer miku_symphony_(vocaloid) off-shoulder_dress off_shoulder official_alternate_costume parallel_hairclips parted_lips ponytail ribbon riliane_lucifen_d'autriche rose short_ponytail siblings sidelocks sideways_glance swept_bangs twins updo vocaloid wide_sleeves yellow_ascot yellow_bow yellow_dress