Ep. 1: Luna arrives at school and faces bullying while navigating new friendships and a dangerous fire.

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A flashback shows young Luna escaping in a capsule after her father dies in an explosion. Years later, she transfers to a new school and is reprimanded by student council president Menori for running. She befriends Sharla and encounters Howard’s gang harassing Bell, a student from Pluto. Luna intervenes but learns Bell prefers cleaning their shoes. In class, she meets transfer student Shingo and learns about a field trip for planetary settling experience. During gym, Luna and Kaoru play Air Basketball against Howard’s rough team. Afterward, Shingo nearly hits them with his gasoline-powered scooter. They witness Howard’s gang fighting Kaoru, and Luna tries to stop them. A gang member accidentally starts a fire, causing Howard to retreat while leaving Sharla trapped in the flames.