あらすじ
Falling star to superstar! Forced to give up on his dream of becoming an idol, Yoo-Sung laments having to spend the rest of his days working as his crush's manager. That is, until he wakes up as a trainee! How did he go back to the past? What are these mysterious skill bars only he can see? Could they be the key to success? (Source: Manta) Note: Includes 25 extra chapters.
あらすじはAniListより（英語）。
