1boy, 5girls, armor, armored_dress, baek_hyang, bare_shoulders, bianka_durandal_ataegina, bianka_durandal_ataegina_(palatinus_equinox), black_gloves, blonde_hair, blue_eyes, book, bookshelf, breasts, brown_eyes, brown_hair, cake, chair, chinese_clothes, closed_mouth, coat, cup, elbow_gloves, fingerless_gloves, food, gloves, green_eyes, hair_ornament, hair_over_one_eye, holding, holding_cup, honkai_(series), honkai_impact_3rd, indoors, jacket, kallen_kaslana, kallen_kaslana_(sixth_serenade), letter, li_sushang, li_sushang_(jade_knight), library, long_sleeves, looking_at_viewer, mail, mask, multiple_girls, otto_apocalypse, pants, plate, purple_eyes, purple_gloves, purple_jacket, rita_rossweisse, rita_rossweisse_(spina_astera), sideboob, single_glove, single_thighhigh, sitting, table, tea, teacup, thighhighs, time_paradox, white_coat, white_gloves, white_hair, white_pants, white_thighhighs