Arima Kousei won numerous piano competitions while under the strict watch of his mother. He was known as the human metronome during that time. Since the death of his mother, Kousei has been unable to hear the sound of his piano. He then meets Miyazono Kaori through childhood friend Sawabe Tsubaki. Kaori plays the violin and has a free sprit. Since meeting her, Kousei is able to face the piano again. Meanwhile, Kaori holds a secret.
as Kousei Arima
as Kaori Miyazono
as Tsubaki Sawabe
as Ryouta Watari
as Hiroko Seto
as Saki Arima
as Koharu Seto
as Kousei Arima (young)
as Kaori Miyazono (young)
