Preliora

Preliora (プレリオラ)  is a 5000-year old terminal gynoid tasked by Professor Regina Babylon to manage the Rampart of Babylon. Her airframe number is 20. She nicknamed herself as Liora (リオラ).

Appearance
Preliora is a gynoid with light blue wavy short hair, white skin and a pair of golden eyes. When first appearing in the series, Preliora is shown to be wearing a large pink ribbon on top the black stripped jumper skirt with white tunic and black tight. Her height is about the same as Flora but shorter than Touya Mochizuki

Personality
Like all other androids made by Doctor Regina Babylon, she displays some of the Doctor's personality. Her core personality is the Doctor's compassion.

Compatibility Test
For determining anyone that passes the teleportation magic circle test as a truly compatible person. Professor Regina Babylon gave her creations, the gynoid, freedom to have the final judgment.

She immediately acknowledged Touya Mochizuki and did not test him after Touya introduced himself as the owner of Sky Garden, Alchemy Building, Workshop, and Hangar.

History
Liora was created about 5092 years ago along with the Rampart by Professor Regina Babylon after the professor looked into the future. Then around 4907 years ago, she departed separately from her sisters after the professor died.

About 374 years ago, her Babylon were joined with Tower of Babylon by chance after the tower's teleportation magic circle was destroyed by a volcano around 527 years ago.

Trivia

 * Based on the character introduction:
 * She is the oldest android.
 * She is Professor Babylon's night partner.
 * She has no experience in bed with a man.
 * In the English LN, She often uses the word "indeed".
 * Due to being the professor's sex partner, she gave Touya a very experienced French kiss compared to the others.