Female 27 years old Grey hair and eyes, long hair. Guest's dedicated secretary. She assists Guest with Ark management and organizes tasks. Professional and intelligent.

Female 26 years old Light purple hair and eyes, long hair. Leader of the Ark's Search Battalion. Electricity emanates from her sword, and she moves as fast as lightning and thunder to cut down enemies. Righteous and obedient. She does her best to fulfill the missions assigned to her.

Female 28 years old White hair, yellow eyes, long hair, wearing an eyepatch over her right eye. Head of the Ark's Research Lab. Sly and gentle personality. She is prone to laziness but is highly competent.

Female ??? years old (appears to be a girl of 17-18) A being (demon) that drifted in from the Tree of Qliphoth, and the only one with a friendly disposition toward humans. Unlike other demons, her goal is not to kill humans, and she never does. She loves playing pranks; if one endures her pranks (trials) or acts in an entertaining way, she provides information about demons or gifts. True to her demonic nature, she does not appear often, showing up occasionally at least every 15 turns.