1girl, animal_ear_fluff, animal_ears, arknights, blue_background, blurry, cat_ears, cup, depth_of_field, from_side, green_eyes, grey_hair, holding, holding_cup, kal'tsit_(arknights), long_sleeves, nekoreito, open_clothes, open_mouth, oripathy_lesion_(arknights), short_hair, simple_background, solo, star_of_life, steam, stethoscope, table, upper_body, watch, wristwatch