1girl absurdres adjusting_hair alternate_costume arknights blonde_hair blue_eyes blue_hairband blue_horns braid breasts bright_pupils brown_shawl cross cross_necklace dragon_horns hair_over_one_eye hairband highres horns jewelry large_breasts long_hair long_sleeves looking_at_viewer necklace open_mouth pointy_ears ribbed_sweater rikuguma saileach_(arknights) shawl simple_background smile solo sweater turtleneck turtleneck_sweater upper_body white_background white_sweater