Qiao Nianyu, a young young man from a wealthy family who had no worries about food and clothing and lived a careless life every day, was discovered by a talent scout when he skipped school to sing in a KTV. Originally thinking that he would make a successful debut and become a star soon, he came to Shine Star Company. However, he was informed that he would form a training idol group with several teenagers from different nationalities, different personalities, and different backgrounds to debut.