This story will be centered around a girl named Lei Bai, who is half Chinese, half Korean. She and her guardians work for a new entertainment group called Jupiter and they work as the manager and dance instructor of a new group, and she as the helper/bodyguard. The idol group consists of five males named Hwan, Sang-min, Young-jae, Anthony, and Tae-jun. She (Lei) is ultimately mistake for a male at their first meeting and decides to pose as one, as it would be easier to keep an eye on them a