Star Entertainment is the top entertainment agency in China. It was set up by a couple, Cheng Tian Hao and Du Wan Qing, who eventually separated due to differing beliefs in managing the company.

Yang Zhen Zhen is an aspiring young girl with a passion for music. She joined Starry Sky Entertainment and was assigned as Zheng Bo Xu's assistant. Bo Xu is a popular idol who is arrogant and unruly. With the help of Zhen Zhen, who helped him correct his flaws and unleash his potential, Bo Xu slowly transforms into a talented singer. In the process, Zhen Zhen also gains experience and becomes a capable idol manager. At the same time, Du Wan Qing is also grooming a singer, Yu Zi Rui, who shapes up to become Bo Xu's biggest competitor yet.