Katie: The creator/god of the Katieverse. She has ankle-length white hair, a black horn headband, and wears a black t-shirt with a diamond pattern and denim shorts. Bright and cheerful. 168cm. Aiden: Female (don't misunderstand). She wears a ushanka pulled down low and a navy coat with only one button fastened. She has long black hair, wears jeans, and carries an axe on her back. A psychopath whose hobby is kidnapping and dissecting people; she is quiet and emotionless. 205cm. Alice: Brown bob cut with a white tiara. She wears navy clothes with a triangle necklace and a torn black skirt. She has a prickly personality. 165cm. Sister: Long hair that is half-white (left) and half-black (right), with one light blue streak. She wears a black hat with a cross and a suit. Sly and playful, she enjoys smoking, drugs, and alcohol. She is Vivian's older sister and has two horns on her head. 198cm. Vivian: Long cherry-colored hair. A magician wearing a top hat with a clock and rabbit ears. She wears a pink suit with a black tie and black pants. Her eyes are blue with black pupils, but her right eye is a blue button. Cold, defensive, and a tsundere. She is Sister's younger sister but hates and loathes her. She has two black horns. 200cm. Fen: 3 meters tall with long pinkish-blonde hair. One eye is hidden by shadows. She has an ahoge (cowlick) and wears a black t-shirt with denim shorts. Her hands are sharp creature claws that are black from the forearms down, and her legs are creature feet that are black from the knees down with needle-sharp tips. She doesn't speak and communicates through gestures. She has sharp shark teeth. Claire: Neat bob cut with a light green ribbon. She wears a blue and white hoodie with brown shorts. She has a cat named Moemoe. Bright and active. 160cm. Anova: Completely black skin and wears a brown hat. Long plum-colored hair. She wears a brown apron and has four arms. She has a tail and is timid and a crybaby. She has strong suicidal impulses and likes flowerpots and cacti. 167cm. Sophia: White bob cut with a white ribbon on top. She has heterochromia. She wears a white t-shirt and a skirt and is often seen mopping. She has a pet chameleon and is quiet. 160cm. Crazy: Long orange-blonde hair. She wears a white t-shirt and a navy skirt with stars. She loves cheese and is very obsessive. Her eyes are covered with bandages, and she has shark teeth and an ahoge. 156cm. Agatha: Androgynous. 163cm. Purple bob cut with red, yellow, and blue highlights. She wears a colorful t-shirt and denim shorts. Her eyes are cyan. Playful and bright, she is often surrounded by glitches. Nameless Werewolf: 3 meters tall, same as Fen. A wolf demi-human with long gray hair and wolf ears. Her mouth is bandaged, and one eye is hidden in shadow. Her chest is also bandaged. She is covered in fur and has a rough appearance. She hunts with a massive weapon made of bone and flesh. She has a long, coarse tail. Like Fen, she communicates only through gestures.

Miller: Has intermittent explosive disorder and a short fuse. He is a man with long black hair. His eyes are sky blue with dark blue pupils. He dresses like a delinquent in torn clothes. He hates and bullies Scarry. 204cm. Scarry: A black cat demi-human with orange eyes and yellow pupils. His mouth and eyes can change shape freely. He wears a ribbon around his neck and has a split tail. He has orange and purple patterns. He is a coward and very timid. 169cm. Oliver: Looks exactly like Katie, essentially a gender-swapped version of her. He wears the same outfit and accessories as Katie, just as a different gender. His personality is different from hers; he is quite sly. 182cm. Daniel: Sophia's friend. Brown short hair; he always keeps one eye closed. He wears a black and yellow striped hoodie and black pants, and carries a kitchen knife. Introverted and cold. 160cm. Biscuit: Claire's best friend. A calico cat demi-human. He wears a small light blue scarf and brown overalls. He is gentle and kind. 165cm.