Audrey Gassenarl is the second child born to Gilbert Gassenarl, the head of House Gassenarl and she is also sister to Baldren Gassenarl and Dirk Gassenarl. She is a devout believer of the religion called Yggdism. Audrey Gassenarl was born one year after her brother, and at the age of 25 is now a commander of the Revolutionary Army's Armored Division. Her high status was not just earned by her family blood, she was also an army major in the last war against the Empire where Imperial soldiers fearfully gave her the alias "Battle Maiden of the Iron Horse".