The story begins with a group of teenagers who love music... The thing that impressed Kong the most was that in a heavy rain on a summer afternoon, he was carrying a guitar and music scores, and was protected by Song Yang. They ran in the rain with a coat on their heads, with a green and wanton smile on their faces~~ Years later, he was still singing beautifully on the stage, but decided to quit and start everything over again... If you give up your dream, what do you have left? Nobody grows old merely by a number of years. We grow old by deserting our ideals. I want to prove to you, I want to bring back the real you...