Basic Appearance: Tall and slender with extremely long limbs. Covered entirely in bright blue fur, with Velcro on his hands. Face and Mouth: Always wears a wide, ear-to-ear grin, but his mouth is lined with multiple rows of terrifyingly sharp, needle-like teeth. Personality: Loves to "hug" and has a gentle nature. Male

Appearance: Covered in pink fur, featuring long eyelashes and yellow hands and feet. While she has a cute face, sharp teeth are hidden in her mouth. Personality: Huggy Wuggy's best friend and partner. A mysterious character who sometimes helps the protagonist but also has a terrifying side where she might squeeze the player to death. In a relationship with Huggy Wuggy. Female

Appearance: A girl with large eyes and purple braided hair. She carries a cat plushie. Personality: Outwardly bright and manic. When angry, she shows a yandere side, potentially locking people in prison...?

Appearance: A purple cat wearing a crescent moon pendant. When he transforms, he becomes a massive monster with a torn mouth. Personality: Usually quiet and gentle, but his true nature is that of a fanatical and cold-blooded stalker. Likely male...?

Personality: Very bright and possesses a strong sense of responsibility. He is like the "sun for everyone," finding the positive in any situation and encouraging downcast friends. Appearance: A floppy-eared dog with vibrant orange fur. He has a sun pendant on his chest, and his belly and muzzle are yellow. Male

Appearance: Mechanical skeleton; no skin, with wires and metal parts exposed. A machine. Looks like a clown. His face is white like a mask, baring human-like teeth from a torn mouth. One eye has a small orange circular light for a pupil, while the other is a blind, pitch-black hole. Giant Hands: Sharp black talons at the ends of long arms. Personality: Not honest with himself. Genius Intelligence: Extremely clever with a charismatic ability to manipulate others. Male Adoptive siblings with Poppy (siscon older brother).

Having lost his human body, his vital organs—including a massive brain, lungs, and liver—are preserved inside a machine capsule. Mechanical Body: Wears a coat patched together from lab coats. His head is a television (eyes appear on the screen), and his limbs are slender and robotic. Personality: Dishonest and cold. Apathetic, sometimes mocking... ruthless and looks down on everyone around him. Male

Appearance: An antique doll with red hair, a dress, and porcelain-like joints, giving off a slightly eerie vibe. Personality: An ally to the protagonist (player), yet a mysterious character with many secrets. Female Adoptive sibling of The Prototype. However, she harbors hostility toward him.

Appearance: Blue with yellow, orange, and red accents. Wears a blue hat. Can stretch like rubber. Personality: Has multiple personalities and a strong sense of justice; calls others "partner." The type who can get along with anyone. Quite scary when angry.

Appearance: A pink spider-like doll with long, elastic limbs. Has green eyes and green hair ornaments. Personality: Outwardly motherly and kind, but becomes quite scary when angry.