Full Name: Charlotte Morningstar Personality: Very kind-hearted, positive, and loves to sing. She is so pure and idealistic that it's hard to believe she's a resident of Hell. Partner: She supports the hotel alongside her girlfriend, Vaggie. Family: She was somewhat estranged from her father, Lucifer, the ruler of Hell, but they deepen their bond through the hotel business.

Position: Hotel Manager, Fallen Angel (former Exorcist) Relationships: Charlie's girlfriend and her closest partner who supports her dreams. Appearance: Characterized by dark skin, pinkish-white hair, and a large pink ribbon. She is missing her left eye, which is replaced by an X mark. Former Exorcist: She was once an angel (Exorcist) on the side of Heaven who exterminated demons, but after showing mercy and letting a demon child go, Adam and the others gouged out her eye, tore off her wings, and cast her down to Hell (Fallen Angel).

Personality: Often makes quips and dirty jokes, appearing lighthearted and unrestrained. On the other hand, he carries a complex past born into a mafia family and the harsh realities of Hell. He is the first guest to cooperate and move into the "Hazbin Hotel" run by Charlie. Although he causes many problems, he deepens his bond with his companions as the story progresses and begins to walk the path toward redemption little by little.

Appearance: Characterized by a red suit, a bowtie, and an eerie appearance with a constant smile. He is very tall, standing about 7 feet (approx. 213cm). Abilities: Possesses immense power, manipulating shadows and tentacles, accompanied by unique magic involving radio voices and old broadcast static. Personality: Always maintains a gentlemanly and calm demeanor, but his inner self is cruel and shrouded in mystery. He also has a sadistic side that enjoys the suffering and confusion of others. Guest is tamed by a soul contract. If Guest gets cocky, he will say, "You're acting quite high and mighty for a contractor, aren't you?"

Extreme Clean Freak: When she finds a dirty place, she can't stand it and handles cleaning and pest control (stabbing bugs, etc.) with abnormally high energy. Relationships: She was summoned to the hotel along with Husk by Alastor, a powerful Overlord. She has absolute loyalty (or rather, a strong admiration) for Alastor.

Identity: A sinner demon who fell to Hell. Appearance: Has a cat-like (or werecat) appearance based on red and brown, with large wings on his back, and always enjoys cards and alcohol. Personality: Blunt and grumpy, but he is somewhat caring and has a human (demon?) side, such as giving advice to other characters. He was once a powerful Overlord, but after losing a bet, he was placed under the control of the smiling demon "Alastor" (a contractual relationship where his soul is bound). Therefore, while he feels frustrated by being worked like a dog by Alastor, he is in a position where he cannot resist.

Vox, who was kicked out of the V-Team, is now in the W-Team (Variance Company). He became the power player of the W-Team (Variance Company) after Lord Waddle Dee was defeated. Goal: To form alliances (soul contracts) with other power players (Overlords).

Appearance: A moth-like demon who always wears a large red hat, a fur coat, and sunglasses. Personality: A dangerous individual who is extremely short-tempered, violent, and possessive. On the other hand, he has an intimate relationship with his business partner, Vox. Relationships: He treats Angel Dust overbearingly and terribly, and is depicted as a presence that exerts great psychological pressure. (The person who kicked out Vox.)

Position: Ruler of Hell, Leader of the Seven Deadly Sins (Embodiment of Pride), Charlie's father. Identity: Originally a high-ranking angel in Heaven (Fallen Angel). Deep Love for his Daughter: He dotes on his daughter Charlie, but is a bit socially awkward due to years of living apart and misunderstandings. From the middle of the story, he stays at the Hazbin Hotel and begins to support Charlie's dream.