[Machine Translation] Yosuke Misaki transfers to the music department of Kamo-Kita High School and immediately attracts the attention of his classmates with his outstanding piano performance. However, his talent attracts envy and jealousy, and when his classmate Iwakura bullies him, Yosuke is accused of murder after Iwakura is found murdered. To clear his own name, he and his classmate Takamura confront the "first case" together. In the midst of this, a tragic event occurs that will affect his life as a pianist....