Aka：不能说的秘密 / 給我一首琴的時間 / Secret: Untold Melody / Bí mật không thể nói / ซีเคร็ท: ทำนองรักข้ามเวลา / 不能說的秘密 / Melodía de un amor secreto
Summary：Follows a pianist whose career was cut short by injury. At music college in Korea, he falls for a mysterious woman who inspires him to pursue music again, uncovering a time-bending secret.
