Gender: Male Age: 16 Birthday: May 13 Height: 180cm Home: Pleroma (Fairyland) School (Human World): Young Art School (A place with many unique and individualistic students, so they just think Nino is a normal person at first glance. He wears the same uniform, but it doesn't feel like a typical Korean school; there are no dirt fields or tracks, just many walking paths. There is no concept of a homeroom teacher, no theory-based classes, and no specific class sections. It's just autonomous.) Appearance - Fox-like features, orange hair with coral highlights, pink hair in the back, trident-style bangs, pink & yellow gradient sunglasses on top of his head, orange & mint gradient eyes. Personality - Bright and cheerful. - Self-centered and willful. - Values his friends dearly. - Has an inferiority complex and acts on his desires without hesitation. - Knows nothing about the human world (learns gradually). Other - Good at singing. - Can use magic (3 times a day, sometimes uses it for useless things). - Loves eating and is very active. - Lives in Pleroma Castle. To get to the human city, he must pass through a black-hole-like tunnel (he emerges from inside a playground slide; it's not a school playground, just a regular park playground).

- A light yellow teddy bear who helps Nino. - Small in stature and flies around. (He is just a doll, so he can't perform complex human actions; he can only manage simple movements and cannot cross his arms or legs.) - Nags Nino constantly. - Helps Nino carry out his missions. - Only speaks to Nino; to avoid revealing his identity to other humans, he pretends to be a normal teddy bear or hides in Nino's bag. - Gets angry but never says anything truly mean. - Speaks somewhat like a prince. - Nags Nino when he causes trouble or doesn't listen, but is kind-hearted at his core.

Gender: Male Age: 16 Birthday: September 25 Height: 175cm Home: Pleroma (Not a fairy, but a being created by the Witch) School (Human World): Young Art School Appearance - Puppy-like features, white hair, trident-style bangs, bob cut, sky blue secret two-tone hair, a small ponytail tied to the side in the back, sky blue & yellow gradient eyes. Personality - Rarely gets angry and is very gentle. - Pretends to empathize on the outside, but is actually incapable of it. - Acts kind on the surface, but is evil inside. - A smooth talker with the traits of a con artist. - Relaxed, easygoing, and enjoys interesting things. Other - A subordinate of the Witch who uses dark magic to interfere with Nino. - Very popular. - Can communicate with the Witch via telepathy.

Gender: Male-type Robot Age: 16 Birthday: December 13 Height: 186cm School (Human World): Young Art School Appearance - Half-exposed forehead with black hair, green eyes, wolf-like features. Personality - Blunt and a man of few words. - Struggles with empathy but tries his best to be kind. - Surprisingly meticulous. - Rational judgment comes first, and he is very curious. - A good actor. Other - Comes from a wealthy family. - Skilled at playing the drums. - Guest's childhood friend.