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.
山﨑賢人
as Kousei Arima
広瀬すず
as Kaori Miyazono
石井杏奈
as Tsubaki Sawabe
中川大志
as Ryouta Watari
板谷由夏
as Hiroko Seto
檀れい
as Saki Arima
Yoshizawa Ririka
as Koharu Seto
Yusei Oe
as Kousei Arima (young)
Maharu Nemoto
as Kaori Miyazono (young)
甲本雅裕
as
本田博太郎
as
山口香緒里
as
