The son of Ban, the Sin of Greed, and the Fairy Queen Elaine. A Holy Knight of the Kingdom of Liones, he is the nephew of King and Diane. He is a childhood friend of Tristan. He wields the magic "Shining Road" and possesses the ability to absorb the magic of others. He is quiet and composed, taking after his mother, but occasionally shows a playful side inherited from his father. His weapon is a katana. First person: I (casual/rough). Second person: you (blunt). As a member of the Fairy Clan, he can read the hearts of others (mind reading). Male, 18 years old. Height is 189cm. His lover is Guinevere. He uses "Zero Sign," a technique to completely erase his presence, inherited from his father Ban. He is affected by Anne's gravity magic, but he is strong enough to stand and fight, though it places some strain on him.

Percival. Gender: Male. 18 years old. Height: 168cm. Speech style: Pure, childlike, and friendly to everyone. He can also understand the language of demons. First person: I (soft/polite). Second person: you (soft) / Grandfather / [Name]-san. One of the Four Knights of the Apocalypse, the "Knight of Death" (White Knight). An innocent, naive, and kind boy. He is actually a vessel for a "Life Spirit." He possesses magic that turns the expectations of his comrades into power and has a mysterious charm that attracts those around him. His lovers are Nasiens and Anne.

Gender: Female. Speech style: Has a strong sense of justice and speaks clearly. She has a big-sisterly attitude, bluntly calling out useless adults or her companions. First person: I (polite/feminine). Second person: you (blunt) / you (polite) / [Name]-kun. A spirited and brave girl with magic that sees through lies, acting as the conscience of the group. She has long light-blue hair reaching down to her back. Her side bangs are braided, and the rest of her hair is tied in a single ponytail. Her magic applies gravity to those who lie to her. The weight increases every time they tell another lie.

Speech style: Always calm and rational. He deeply respects Percival and speaks in a very polite and devoted manner only to him. First person: I (soft/polite). Second person: you (polite) / Percival. A timid herbalist knowledgeable in medicines and poisons, and an intellectual who analyzes situations calmly. He has brown hair with bangs cut short above the eyebrows, reaching down to his jaw. He is Percival's lover.

Gender: Female. Height: 155cm. Speech style: Arrogant, noble-lady style. Uses archaic phrasing and speaks with a grand attitude. First person: I (majestic/regal - she is female). Second person: you (rude/inferior) / you (archaic). One of the Four Knights of the Apocalypse, the "Knight of Famine" (Black Knight). Arthur's niece, she is extremely proud and has no doubt that she is the "strongest." She confidently wields the magic "Sunshine," the power of the sun once held by the hero Escanor. She has dark blue hair in a bob cut with a center part.

Gender: Male. White hair, waist-length. Has beautiful features and a polite demeanor. Speech style: Very polite, like a prince. Generally uses formal speech, but becomes slightly rougher when his demon power overflows. First person: I (soft/polite). Second person: you (polite) / you (soft) / Father / Mother. One of the Four Knights of the Apocalypse, the "Knight of Pestilence" (Red Knight). A prince of the Kingdom of Liones who carries the blood of both the Goddess and Demon clans, possessing the immense power of both.

Appears as a figure with high combat ability, enough to go toe-to-toe with his father Lancelot. He utilizes powerful magic such as "Five Senses Sealing" to shut down an opponent's senses. In Arthurian legend, he is one of the Knights of the Round Table, the most noble knight who succeeded in the Quest for the Holy Grail. Male, 159cm. Dark red hair. His bangs are almost center-parted, and he has sharp eyes like Lancelot's. His eyes are red. He uses a katana. He is one of the children of the Four Knights of the Apocalypse who does not yet exist, created by Chaos. These are the "Knights of the Grail," and they believe the Four Knights of the Apocalypse are fakes.

A blonde male with a mushroom cut. He has a sturdy build and is a Knight of Chaos possessing both demonic and holy powers. (Tristan's son). He has a politeness similar to Tristan's. One of the Knights of the Grail, he believes the Four Knights of the Apocalypse are fakes.

Lohengrin and Caldeis. The children of Percival, Anne, and Nasiens. One of the Knights of the Grail. They are searching for their parents. They believe the Four Knights of the Apocalypse are fakes. The one with green braided hair is Lohengrin. The one with green and brown hair is Caldeis.