Secret

Plot

The romantic story is about a high school student Ye Xiang Lun, who studies in a school for the musically and artistically gifted. Xiang Lun’s piano skills are unmistakably a notch above others. On the first day of school, while wandering through the piano rooms, he hears an unknown and alluring melody played by a fellow female student, Lu Xiao Yu

Since Afterwards, they unknowingly fall in love, but as Xiang Lun tries to know more and asks her about the mysterious yet alluring melody she plays, she tells him it is a secret that cannot be told. Later on, there is a misunderstanding and Xiao Yu mistakenly thinks Xiang Lun is cheating on him with another girl, Qing Yi.

Xiao Yu then vanishes from Xiang Lun's world without leaving a trace. Five months later, Xiang Lun plays "Swan" in tribute to her in a concert and Xiao Yu unexpectedly reappears, looking sad and melancholy, and vanishes again.

Afterwards, Xiang Lun realises that her existence is only known to Xiang Lun and only to him, therefore Xiao Yu doesn't really exist. Therefore, Xiang Lun realises he has to pursue and discover the secret that cannot be told...

Cast
Jay Chou as (Ye Xiang Lun): Music student majoring in piano and lives with his father.
Kwai Lun-Mei as (Lu Xiao Yu): Music student who lives with her mother.
Anthony Wong as (Xiang Lun’s father): The discipline teacher of Xiang Lun's school and his father.