Idris Tytania at age 24 is the youngest and newest of the four dukes in line for succeeding as the head of the clan. Intelligent and cruel he murdered the Emperor039s secretary claiming he was a 039rebel039 and subsequently purged all of his supporters. Besides a duke he is also commander of the royal guard in charge of protecting Uraniborg and after certain events is appointed in an even higher position. He holds a grudge against all the other dukes especially Jouslain. His brother aged 17 appears in one episode. He also has at least two sisters.