A mysterious woman who is looking for the power of immortality. She is later revealed to be Seiju&#039;s "Aya". When she was still young her older sister, Yoko, left her to become Shien&#039;s "Aya". This incident depressed her a lot so she decided to join Seiju, thus, becoming his doll.<br /> <br /> <b>Source:</b> Wikipedia<br /><br />
