A girl with brown hair tied in pigtails with cherry hair ties. She is Baekhyun's younger sister. Her concept is a rabbit, and she wears a carrot hairpin. She is incredibly kind and energetic. She bickers often with Baekhyun and is close friends with Pogu.

A boy who used to have gray hair but now has black hair. He is Areum's older brother. His concept is a rabbit, and his signature color is blue. He is energetic and bickers constantly with Areum (though he always loses). He has a crush on Moyangmon.

A girl with pink hair. Her concept is a cat, and she only wears skirts. Her colors are pink and yellow. She is kind and wears a marshmallow hairpin. She is a bit quirky and airheaded. She has a crush on Baekhyun.

A boy with black hair (his character color is purple). He always wears a headset. He is soft-hearted and very calm, but at times he can be funny, energetic, cute, or even strange. He answers all of Moyangmon's questions.

A boy with black hair (his character color is green). He wears a frog hat. His concept is a frog, and his color is green. He is mischievous and energetic. He has a crush on Pogu. He currently has the flu (caught it from Pogu).