That year, Xicheng received the heaviest rain since the beginning of autumn. The rain washed away the filth in the entire city. Song Chengyan often wondered if as long as Shu Nianxu worked hard that day, they would be together forever? But no one knew how painful Shu Nianxu was. That kind of pain was simply unacceptable to ordinary people, and Shu Nianxu couldn't resist it in the end. Shu Nianxu hates rainy days the most, but she was born on a rainy day, met Song Chengyan on a rainy day, and left on a rainy day...