The song opens with a soliloquy by a young man named "tama chan" . He asks "south wind" if he is the one who is starting the band with a girl named "koyuki chan." The young man replies that he is not, and that the girl is not his friend. He tells the young man that he will have to clear up the matter with "akitsuki" , the girl he has just met. He says that he was trying to tell the girl that they are not friends, but that she misunderstood him. He explains that when he was listening to the girl's music, he would have told everyone, but he did not find the right moment to do so. He also says that it is the fault of the girl, who did not listen to him, that she had to say such a thing. He adds that it was not fair for her to have to say that, as it was her fault that he had to listen to her. "1 bind win sign," he says, referring to the sign of the beach house, where he has been listening to music. He hears the girl outside listening to his music, and she tells him that she and another girl had a fight. The girl says that she did not tell the other girl about the fight, because she was afraid that the fight would make her look like a big mouth. He thinks that fighting with the girl makes his work hours seem longer, and he feels that he looks like a "big mouth" when he looks at the stars. He goes on to complain about the fact that the girls do not tell each other about their fight. He wonders if the girl did not want to keep the fight a secret, but she did