Garnet is a major in the Gillard military, who is mainly after the secret behind the Resonance process. She does not let her feelings get in the way of her duties, and is revealed to be a dragon who had resonated with Asim fifteen years ago. She and Asim are later engulfed in an explosion created by Gio, and are presumed dead, though is shown to have merged with Thanatos a year later. It is suspected that Garnet was complicit in the death of Asim's Older Brother. Possibly on orders from the younger prince himself.
She is extremely skilled with a katana, which she always carries with her ever since she visited Japan. She is also noted for having the largest breasts in the entire series.
(Source: Wikipedia)