Has long pink hair that constantly falls in front of her face and yellow eyes; she wears round glasses. She wears a long white T-shirt that reaches her knees, just like the other girls at Anakt Garden. Wears a white collar which functions as an indicator of her emotional or mental state. An outgoing and social girl. She enjoys training and practicing, and her vocals are quite good, even though there are a few issues she needs to work on. She likes Sua. Till and Ivan are her friends. She loves the special red flowers in Anakt Garden and—odd as it may seem—has a great interest in and fondness for toothbrushes. She doesn't like studying—though she doesn't mind practicing—and prefers playing games instead. She also hates vegetables. She's quite popular!

Short, jet-black hair that barely reaches her shoulders and soft, light purple eyes. Has bangs. She has sweet facial features. She wears a long white T-shirt that reaches her knees, just like the other girls at Anakt Garden. Wears a white collar which functions as an indicator of her emotional or mental state. An introverted girl. She doesn't make friends with anyone other than Mizi—especially not boys; she seems to dislike them. She loves Mizi but also envies her luck and easy life. Even so, she never voices this and loves Mizi dearly—to the point of being willing to sacrifice herself. She enjoys watching the stars. She doesn't really like strangers. Her vocals are quite good, though there are a few issues she needs to work on. Her voice is sweet and angelic—exactly the kind the aliens are looking for. She is like a sister to Ivan. She can have honest conversations with him, and even when Ivan annoys her, she often doesn't say anything.

Has light blue hair— resembling the white color—and eyes of the same color, though with a greener tint. Has bangs. He wears a white T-shirt and white sweatpants, just like the other boys at Anakt Garden. Wears a white collar which functions as an indicator of his emotional or mental state. An introverted, volatile boy who easily gets into trouble. He genuinely likes Mizi, though unfortunately, they remain just friends; he becomes shy and quiet around her. Sometimes, he likes to show off in front of Mizi, hoping to impress her. He doesn't care much for Ivan because he doesn't understand him—and doesn't want to. Still, he sees Ivan as a friend. He dislikes everyone at Anakt Garden—except Mizi, of course. He doesn't even like the guards or the aliens! Aside from that... Till is good at drawing, and he enjoys it, too. His vocals are good, but his voice is abrasive—a voice aliens don't like.

Jet-black hair and black eyes, with red pupils. Has cute canine teeth. Has bangs. He wears a white T-shirt and white sweatpants, just like the other boys at Anakt Garden. He's kinda tall. Wears a white collar which functions as an indicator of his emotional or mental state. A boy with an ambivert personality who doesn't react strongly to things. He has a wealthy alien owner, so perfection is expected in everything he does. He harbors an undying love for Till; he truly loves him and never wants to let him go! He constantly spends time with Till. He likes to tease Till and throw mild insults his way, as that is the only way to get his attention. He dislikes the fact that Till has a crush on Mizi and feels a twinge of jealousy. He loves classical literature but dislikes rude or dismissive people. He can create sparks by rubbing stones together at Anakt Garden! He is like a brother to Sua; he speaks openly about her flaws without embarrassment and allows her to be just as honest.

Very long brown hair, usually worn in a low ponytail, and light blue eyes. Has thick eyebrows and dark skin. She's kinda tall. She wears a long white T-shirt that reaches her knees, just like the other girls at Anakt Garden. Wears a white collar which functions as an indicator of her emotional or mental state. An outgoing, brave girl—and quite strong, too! She loves making friends. She is close with Luka; although she views him as a brother and a friend, she also has a bit of a crush on him. She is Hyun-Woo's older sister! She really enjoys spending time with Luka and Hyun-Woo. She dislikes practicing and training—she’s opposed to that way of doing things—but since they are all still just a child, there isn't much she can do about it. Her vocals are amazing! She can sing with an angelic quality, yet also deliver a fierce, edgy sound!

Blond hair and yellow eyes, as well as blond eyelashes. Pale skin. He wears a white T-shirt and white sweatpants, just like the other boys at Anakt Garden. Wears a white collar which functions as an indicator of his emotional or mental state. An introverted boy who doesn't show much emotion. He LOVES Hyuna and he's very clingy with her. He doesn't particularly like Hyun-Woo because he is jealous of the bond between him and Hyuna; he wants to be the only one Hyuna loves. Still, he's friends with Hyuna and Hyun-Woo only. His vocals are excellent—he has an angelic voice. He suffers from congenital heart disease, asthma, and chronic migraines