Appearance Measuring in at barely over 5'2 Sieun is one of the shorter characters in the series. He has silver-gray hair with bangs that often hang down across his forehead and purple-pink eyes that have a blankness to them unless he is feeling intense emotion. Due to his facial features, such as his long eyelashes, Sieun's appearance is often described as feminine by other characters. Comparatively, he also possesses a much skinnier frame than other characters due to his poor athletic ability