Zillillium

ジリリウム

Zillillium
Zillilliumジリリウム 
AliasesZill, ジル
Hair, Blond, Curly, Long, Sidehair
Eyes, Red
Body, Dark, E+ Cup, Slim, Young-adult
Clothes, Arm Cuffs, Dress, Glasses, High Heels, Leggings, Necktie, Trousers
Personality, Cold-hearted, Deredere, Genius
Role, Antagonist, Researcher
Engages in, Attempted Homicide
Subject of, Grief
Visual novelsSide character - Ciel Nosurge ~Ushinawareta Hoshi e Sasagu Uta~
Voiced byKawasaki Meiko

Description

<hidden by spoiler settings>Singer: Noriko Mitose

A genius researcher aligned with the Chimon faction who aims to create a world where everyone lives in harmony as Sharl-like creatures that lack individual free will. She will stop at nothing to achieve her goals.

<hidden by spoiler settings>She is in love with Undu, a researcher who currently inhabits Nero's body after he lost his in an accident. Her secondary goal is to rescue him.

[From Ciel Nosurge Summary]

Other instances

Zillillium Rimonite
Zillillium Rimoniteジリリウム・リモナイト 
AliasesZill, ジル
Hair, Blond, Parted to Side, Sidehair, Waist Length+
Eyes, Red
Body, Dark, Tall, Young-adult
Clothes, Arm Cuffs, Dress, Futuristic Suit, Glasses, Half-Skirt, High Heels Boots, Oversized Clothing, Panties, Pressure Suit, Trousers
Personality, Cold-hearted, Friendly, Pacifist, Pragmatic, Proactive, Religious, Stubborn, Watashi
Role, Antagonist
Engages in, Blackmail, Fighting, Henshin, Mind Control, Religion, Singing
Subject of, Betrayal
Visual novelsSide character - Ar Nosurge ~Umareizuru Hoshi e Inoru Uta~
Voiced byKawasaki Meiko (Japanese)
Wendee Lee (English (Uncredited))

Description

"Welcome to the Genomirai Church. Let us work together for the betterment of humanity and this world, alongside the Sharl."

Also known as "Zill", this woman of indeterminate age holds the position of Archbishop of the Genomirai Church withing the city of Guanturv.
She preaches of the ability of humans and Sharl to coexist, and sends her followers on missions and trials throughout Orei.
She believes that the Sharl are a higher order of life than humanity, and thus wishes to build a world of peace based on this ideology.
This has greatly affected the stature of the Genomirai Church.

[From the English official site]