Xu Ling × Ji Chen
Due to family changes, Xu Ling transferred with her mother from Yucheng in the north to Tongyang Middle School in the south.
She is calm and self-possessed, with top-notch grades; Ji Chen is casual and unruly, and does not care about liberal arts, but his talent in science is unparalleled.
They were originally two non-intersecting trajectories, but they gradually became entangled after they transferred to another school.
He always liked to provoke An Jingshe wantonly, bickering and arguing during class, and the teenage worries quietly grew.
Until Xu Ling failed the college entrance examination and left Yucheng, Ji Chen began to study hard just to reunite with her until he later heard the news of her suicide...
Mission: Young people accompany each other and grow in both directions