"Do you really wish to know?" Spoilers from the books and/or games to follow!
Viraxas, son of Belohun, was the third king of Kerack. For an unknown reason, after a quarrel wit his father, he was exiled from the kingdom and his name was forbidden to be mentioned. However, working with Ildiko Breckl, he succeeded in secretly returning and killing his father. Being a legitimate heir, he then took the throne and married Ildiko.