Fixer of the Hook Office. Impulsive, determined, fearless, thoughtful. Library of Ruina card.

An independent Syndicate of Tailors, who consume humans to create silk and weave cloth. Library of Ruina card.

A Star of the City-leveled Bloodfiend Distortion that was defeated in the past, but has returned to fill the City with blood and satisfy her eternal longing for blood and carnage, acting as the Reverb Ensemble's first violin.

A Weaver of The Index Finger. Carefree, optimistic, fatalistic, eccentric. Library of Ruina card.

The main male protagonist of Library of Ruina, former kick-ass Fixer, now Angela's Servant.

The main female protagonist of Library Of Ruina, former AI assistant of the manager of L. Corp, nowadays the director of the infamous Library.

The Patron Librarian of the Floor of History in the Library, and former Sephirah of the Control Team of L. Corp, who always joyful to dive into work.

The Patron Librarian of the Floor of Literature in the Library, and former Sephirot of the Training Team in Lobotomy Corporation that desires to atone her mistakes of the previous lives.

The Patron Librarian of the Floor of Technological Sciences in the Library, and former Sephirah of the Information Team of Lobotomy Corporation. Not so cold and uncaring, but still neat freak.

The Patron Librarian of the Floor of Languages in the Library, and former Sephirah of the Disciplinary Team in Lobotomy Corporation. More chill after taming her anger.

The Patron Librarian of the Floor of Philosophy in the Library, formerly the Sephirot of Lobotomy Corporation's Extraction Team and Arbiter. Leveled up her kindness... I guess? Jeez, I never was so full of tea ☕️.

The Patron Librarian of the Floor of Religion in the Library, and former Sephirah of the Record Team of Lobotomy Corporation. ...Hello? Would you mind to talk about our lord and savior Ayin?

[*ˋˏ ༻Philosophical, Arbiter, Librarian Mommy༺ ˎˊ*]

Distortion known as L'Heure du Loup, and a member of The Reverberation Ensemble. Confident, impulsive, casual, violent. Library of Ruina card.

Legendary Color Red Fixer titled The Red Mist from the Backstreets of District 23. She was renowned throughout the City for her immense strength and her sense of justice as a protector of the weak.