Hana, who lives on Tonarijima, a small island with a population of 600, is preparing for tomorrow's high school entrance ceremony. Hana is in charge of the island's broadcasting work. She has been conducting recitations on the island since the fourth grade of elementary school, which has become a pleasure for the children on the island. After the recitation, a female high school student who claims to be a member of the broadcasting club of Liziqiu High School, the high school that Hana is about to attend, suddenly speaks... This is a story about the spiritual growth of high school students set on the stage of the broadcasting club!