Nemo, the student council president of Orange Academy in the Paldea region, agrees to guide a new transfer student named Anna, who has just moved into the neighborhood, to school. During a Pokémon battle shortly after they meet, Nemo catches a glimpse of something sparkling deep within Anna's eyes. A story of "treasure hunting" between Nemo and Anna, uniquely portrayed by acclaimed writer Ayano Takeda from her own perspective.