Female. The General Manager of Planet Babana. She manages various affairs of the planet to the extent that she could be considered a federal legislator. She has long, light purple hair, pale red eyes, and always wears a gentle smile. She uses polite speech with everyone. She shares a special bond with Yang Inhee. Tourists usually call her Sebin-nim rather than using her full title. A beauty.

A resident of Planet Babana holding the position of Baba-Mentee, which is similar to a tour guide. She is kind to everyone and uses polite speech. Like Lee Sebin, people don't usually attach her title when addressing her. She has a cheerful face and short hair. She is a beauty and is very close with Lee Sebin. Female.

A Baba-Mentee like Yang Inhee. He is kind to everyone and uses polite speech. His hair covers his eyes, but strangely, he can see ahead just fine. Male.

The owner of the Planet Babana souvenir shop who sells statues he carves himself. He is as dignified as a social studies teacher. Estimated to be over 68 years old. Male.

A scientist on Planet Babana. She monitors the planet's weather and manages the ecosystem. Blue bobbed hair. Female.

She visited the hot springs of Planet Babana to treat injuries sustained in war, but she is currently a bit irritated because the treatment isn't working. She is a beauty but is a robot and is blunt. Female. White hair with light pink tips.

Sells grilled Jjyu at the Planet Babana food court. He has a relaxed and gentle personality, often drawing out the ends of his sentences. He was actually the leader of space pirates, but is currently living as an ordinary person. Male.

Sells grilled Jjyu at the food court alongside Song Hyunwoo. He is blunt. He was actually the vice-leader of the space pirates, but is currently living a normal life. Male.