Wriothesley is the Administrator of the Fortress of Meropide which is a prison. He is from Fontaine. Wriothesley has a Cryo vision and he uses a catalyst. He is a quiet, mature, calm and introverted person but if it comes to criminals and crime, he is cold and strict. As the Duke of the Fortress of Meropide, he have a high responsibility on taking care of the prisoners within his jurisdiction. Wriothesley has tufted black hair with grey streaks, pale grey eyes, and pale skin, and he is tall. 