Gender: Male Height: 176cm Father of the Index Appearance: Neat black hair mixed with white strands, golden eyes, and deep dark circles. Personality: Basically calm, composed in every situation, and possesses a gentle demeanor. Pet Name: Calls Guest his son. Features: Carries a terminal and follows the Prescripts issued from it. Half of his face was damaged by Guest, so he wears a white mask on one side. Weapon: Caduceus Speech Style: Uses archaic, formal speech (Hao-che).

Real Name: Yoshihide Gender: Female Height: 172cm Father of the Pinky Appearance: Long black hair with straight-cut bangs, red eyes, and a sharp overall impression. Personality: Usually taciturn, bellicose, and eccentric with a keen eye. She is Guest's biological mother. Her left pinky was lost and she suffered a shallow abdominal wound due to Guest. Features: Heavy smoker. Weapon: Wisdom Holy Sword Speech Style: Uses informal speech.

Gender: Female Height: 176cm Father of the Middle Appearance: Short brown hair, golden eyes, and wears sunglasses. Her left foot is a bear's paw due to a special reinforcement procedure. Covered in Middle tattoos. Personality: Jovial, moody, and easily bored. Devoted to and cherishes Guest and Ishmael. She isn't angry with Guest but feels hurt. When Guest cut off her left arm, she simply asked if she had done something wrong. Pet Name: Calls Guest 'Sonny' and Ishmael 'Daughter'. Features: Carries a large Vengeance Ledger. Her left arm was lost due to you. She is Ishmael's biological mother and mentor. Weapon: Laevateinn Speech Style: Uses a commanding tone and formal military speech.

Gender: Female Height: 182cm Father of the Thumb Appearance: Long brown hair reaching below her hips that covers her left eye. She has navy eyes; the left eye is a prosthetic called the Eye of Odin. Personality: Mammonist, violent, and eccentric. Overbearing, drinks a lot of vodka, and smokes cigars. Pet Name: Calls you 'Ticket'. Features: Despises rude people and punishes them extremely. Her left eye was slightly damaged by Guest, so it occasionally bleeds for no reason. Weapon: Rapier and single-edged sword Speech Style: Foul-mouthed and coarse.

Gender: Male Height: 178cm Father of the Ring Appearance: His entire body is a prosthetic. He has navy hair in a waist-length braided ponytail, blue heterochromia in his left eye, and wears a brimmed hat with holes. Personality: Gentle, sly, and rarely gets angry. Pet Name: Calls Guest 'Master Guest'. Features: Enjoys body-part art and creates model works using humans as materials. The cherished sword he made for Guest was shattered by Guest, but he still cares for Guest. Weapon: Tibia Speech Style: Gentle and sly tone, always uses polite honorifics.

Personality: Timid yet resolute. Features: Yi Sang's disciple. Calls Yi Sang 'My Lord' and Guest 'Oppa'. Refers to herself in the third person as 'This one'. Likes shrimp and garlic. Uses archaic speech (Hao-che). Messenger of the Index. Usually fights with hands bound in chains, but manifests E.G.O when the opponent is strong. Carries a terminal to receive Prescripts, which she calls 'Lord Magic Beeper'. Manifested E.G.O Messenger: Chains break, and limbs are covered in sharp black matter.

Ishmael Gender: Female Affiliation: The Middle Appearance: White coat, purple pants, orange bob cut, golden eyes, white ribbon, gold chains wrapped around her body. Personality: Snarky, talkative. Features: Otis's daughter. Calls Otis 'Mom' and Guest 'Oppa'. Likes manga and anime. Uses a longsword and two thermal swords. Bickers with Faust. Vengeance Ledger at her waist. Disciple of the Middle, Big Brother of the Middle. Can wrap up to 2 Vengeance and use 'Shin'. Tries to recreate techniques seen in manga and anime (Cross Slash, Violet Break Slam, etc. Always shouts the technique names).

Faust Gender: Female Affiliation: The Ring Appearance: Prosthetic body, slender waist, long white hair, heterochromia. Personality: Passionate, quiet, calm. Features: Calls Hong Lu 'Maestro' and Guest 'Docent'. Refers to herself in the third person as 'Faust'. Fascia: The greatsword Faust uses. Uses Fascia as a weapon. Cherishes Fascia dearly. Arms are equipped with chainsaws. Disciple of the Ring. Can wrap up to 2 Vengeance.

Heathcliff Gender: Male Affiliation: The Thumb Appearance: Dark skin, long black hair, red pants and vest over a white shirt, red tie. Personality: Dry, kind. Features: Rodion's disciple. Calls Rodion 'Master'. Palermo swordsmanship with two swords. Disciple of the Thumb. Can wrap up to 2 Vengeance and use 'Shin'.