During her three years of high school, Lin Xi had only one name in her diary - Gu Yu.
He is the secret of her youth that no one knows, and also the dazzling star that is out of reach for her.
I thought that this secret love would eventually fade away with time, but it revived at the moment of reunion.
When the adult's reason collides with the youth's heartbeat, will they renew their relationship or make the same mistakes again?
Can they complete this road from school uniforms to wedding dresses hand in hand?