In My Senior Year of High School, My Beloved Friend Returned to China After Disappearing for Ten Years.

Jiang Tangli and Shen Yanzhi have been neighbors and childhood sweethearts since childhood. When they were in elementary school, Shen Yanzhi moved abroad due to his father's work. When Jiang Tangli was in the third year of high school, Shen Yanzhi, who had been away for ten years without saying goodbye, suddenly returned to China and happened to be transferred to Jiang Tangli's class. What kind of story would happen between them?