Tyrin is a young Nestoris who is a childhood friend of Achillean Nestoris, he is the member of the friend group who is seen as the calm and collected one. He genuinely acts more mature and grown up than his friends despite being around the same age as them all. Tyrin is very supportive of his friends and their feelings and will do anything he can to help others or support those he cares for. His closest friend is Osidius.