1girl, ahoge, animal_ear_fluff, animal_ears, black_choker, blush, braid, braided_bun, breasts, choker, coat, crossed_bangs, crown_braid, door_chain, evil_smile, hair_bun, hakui_koyori, hakui_koyori_(1st_costume), heart, heart-shaped_pupils, hololive, lab_coat, large_breasts, long_hair, looking_at_viewer, necktie, open_mouth, opening_door, pink_eyes, pink_hair, pink_necktie, pocket_watch, rudae, sidelocks, smile, solo, symbol-shaped_pupils, virtual_youtuber, watch, white_coat, wolf_ears, yandere