Amamiya Shu transfers to Moriwaki elementary filled with hope and ambition. But it doesn’t take long before he gets picked on by the class bullies, and gets involved in a dare to play the mysterious piano in the forest. Igniting his meeting with an equally enigmatic child that goes by the name of Ichinose Kai, who seems to be the only one capable getting sound out of the thought to be broken piano.
Amamiya Shuuhei moves from Tokyo to the country side due to his grandmother’s bad health. His father is a famous pianist and Shuuhei has taken strict piano lessons since he was very young, aspiring to follow in his footsteps. In school, he is teased by his classmates and is dared to play the piano in the forest. This piano is said to be cursed: if you play it, no sound will come. After school, Ichinose Kai, a boy in the same class, takes Shuuhei to the forest. When Shuuhei tries to play he fails, but Kai plays a wonderful song.
This is the beginning of a strong friendship, and a story of two very different boys developing their skills as musicians.
Born into the wealthy family of a famous musician, Shu Amamiya feels it is his fate to become a professional pianist. But when he transfers to a new elementary school, his goal is threatened by an obnoxious classmate, Ichinose Kai, who has the ability to produce beautiful sound from a piano that was thought to be broken. The two quickly become friends; however, their friendship is tested when they face off in a competition to determine who has the better skill, greatest ambition, and the strongest love for the piano.