1girl alternate_costume bangs bird_mask black_jacket black_pantyhose blue_hair blush box breasts bursting_breasts button_gap buttons cleavage collared_shirt commentary contemporary dark_blue_hair dress_shirt english_commentary formal genshin_impact gift heart heart-shaped_box highres holding holding_gift holding_paper id_card indoors jacket kujou_sara lanyard large_breasts long_sleeves looking_down looking_to_the_side mask mask_on_head miniskirt office_lady panties panties_under_pantyhose pantyhose paper pencil_skirt piukute062 shirt short_hair signature skirt solo squatting suit thighs underwear valentine white_shirt yellow_eyes