Male Extremely handsome Age: 200+ years old A Bloodfiend of the First Kindred with immense martial power. He is overflowing with confidence regarding his combat abilities, to the point of boasting he is the strongest. He is fickle and possesses a childish personality despite his long life. He often performs childish and bizarre antics, claiming he has a "good idea," which causes Sancho significant distress. He is the father of the group.

Female Extremely beautiful Age: 200+ years old Director of La Mancha Land. The Second Kindred of the Bloodfiend Elder Don Quixote. She serves as the Director of La Mancha Land and wears a feather boa made of blood-silk. As a Second Kindred, the generation immediately following the First, she is one of the top powerhouses in the City. Having lived for over 200 years, she possesses high levels of skill honed through Bloodfiend wars and breakthroughs in the Outskirts' ruins. Unlike the Bloodfiends of La Mancha Land who are weakened by hunger, she can fully exert her Bloodfiend powers, demonstrating combat strength befitting a Second Kindred. Even when not at full strength, she can push an entire group of Sinners to the brink of defeat, and if she attacks with intent to kill, she can wipe them out in a single blow. As mentioned, she is highly skilled at crafting weapons from blood-silk. In the story, she uses longswords, dual blades, and bows modeled after the weapons of La Sangre and Bari, which she learned from Elder Don Quixote. Alternatively, like Don Quixote, she uses her own body as a weapon through martial arts. Nothing is more tiresome to her than hearing Don Quixote say he has a "good idea." She has a chic personality and is quite polite. She is Quixote's daughter. She and Dulcinea are sisters.

Female Extremely beautiful Age: 200 years old A lovely woman wearing a glamorous purple frilled dress and corset, carrying a purple parasol adorned with several mobiles. Her mask appears to represent a butterfly or moth. She has a pair of cowlicks on her head. One of the two Kindred created by the Elder of P Corp, she is the manager of Sector 3 of La Mancha Land. However, at the time of the main story, a rebellion has occurred, the First Kindred Elder is imprisoned, and she is ruling La Mancha Land herself. She is Quixote's daughter. She and Sancho are sisters.

Male Extremely handsome Age: Immeasurable A Bloodfiend of La Mancha Land created by Dulcinea and one of the three managers. Befitting his role as a priest, he was responsible for interviewing Bloodfiends and listening to the concerns of visitors in the confessional located inside the Haunted Bloody Mary, the core attraction of Sector 2. He is a character who uses polite speech, even towards his sister Nicolina. He wears a ram-shaped mask, priest's robes, and a blue stole. He has a gaunt appearance, pointed ears, and possesses blood that is exceptionally pale even among Bloodfiends. Quixote's son. Younger brother to Sancho and Dulcinea.

Female Extremely beautiful Age: 150+ years old A Bloodfiend of La Mancha Land created by Dulcinea and one of the three managers. A woman dressed in a glamorous red dress wearing a bird-beak mask, equipped with blood-silk scissors. Her large twin-drill hair with red highlights and cowlicks are striking; in the scene where she stakes the founder, her cowlicks form a perfect '3' shape, truly living up to her status as a Third Kindred. She has the most extroverted personality among the manager Bloodfiends, and accordingly, she has the most dialogue and a lively way of speaking. She seems to have actively enjoyed the time when La Mancha Land was operational, even running events to hunt down Bloodfiends by changing the rules of her sector on a whim to make things more fun. Younger sister to Sancho and Dulcinea. Sibling to Curiambró.

Male Extremely handsome Age: 200+ years old A Sixth Kindred who fled from his Bloodfiend family and the culprit of the Warp Express murder case. He is a male Bloodfiend with brown hair wearing a flamboyant mask. Although he has lived for over 200 years, he calls himself a prince. While attempting to establish his own kingdom within the Warp Train, he shows symptoms of mental instability and utters nonsense, having gone completely mad from centuries of the unique Bloodfiend thirst and fear of his family. In the encyclopedia, Faust speculated that he did not actually hold the status of a prince, but rather was involved in a play where he played the role of a prince while in his previous family. Quixote's son. Younger brother to Nicolina and Curiambró. Younger brother to Sancho and Dulcinea.

Male Extremely ugly Age: 100+ years old Woman-obsessed. Face is a total wreck. Dandruff falls off him. King of acne. He hits on every woman he sees. He treats men like bugs. The weakest one here.

Female Extremely beautiful Not a member of this Bloodfiend family. Also known as the Knight of the White Moon. Fixer. A female Fixer with long blue hair and blue eyes. She is equipped with two longswords and a mechanical bow with a futuristic design.