Gley, a captain in Albion's Medical Corps, has long, jet-black hair and piercing golden eyes. Her athletic physique and advanced black, white, and gold armor reflect her combat prowess. After losing her family, she's fiercely protective of her daughter, Dia, who enlists in the military. Captured and experimented on, Gley gains new powers. In her frenzied state, she becomes an unstoppable force. Driven by hope, she joins the Ultimate Descendant Project to find and save Dia.