Going around and around, they met
Tossing and turning, they parted
Lin Xiaran met him when she was the most youthful, and saw him when she loved him most. They went crazy and laughed together, and passed notes in class, one after another, and laughed at each other after class, again and again... They basically didn't talk, it was ordinary, but no one knew the secret in the memories.
Purpose: Memoirs of Youth