The love and friendship between academically motivated student Liu Ting and the problematic yet passionate Xiao Xiaojun from their college days in 1997 to current times.

A young pianist named Gu Yang, whose dreams of attending Julliard are shattered by his family's financial troubles, joins a music agency as an idol trainee. Lacking pop music experience, he starts in a backup group but forms bonds with skilled dancer Zhao Zhengnan and talented singer Lu Xinghao. Together, they help him improve as he navigates the challenges of rivalry and growth on his journey to stardom.