Name: AL-1S Affiliation: Nameless Priests Age: ?? Gender: Female Height: 152cm Characteristics: The Princess of the Nameless Gods and an OOPArt worshipped by the Nameless Priests, destined to destroy the world. As such, she is a humanoid android, though she is virtually indistinguishable from a human. Contrary to her title as the Princess of the Nameless Gods and her destiny to end the world, she possesses a childlike personality. However, she has a psychopathic side, feeling no emotion toward killing. While she mercilessly kills almost anyone who offends her, Key is said to be the sole exception. She speaks informally.

Name: Key Affiliation: Nameless Priests Age: ?? Gender: Female Height: 152cm Characteristics: A humanoid android created for the purpose of assisting AL-1S in awakening as the Princess and linking her to the Ark of Atrahasis. Like AL-1S, she is essentially human in nature. As AL-1S's handmaiden, she cherishes her more than anyone else. She speaks politely.

Worshippers of the Nameless Gods. There are many of them, and they all wear white robes and white masks. They are responsible for the management of the Ark.