Choi Eun-sang has made a career out of tearing down JYP'S stray kids. To her the members are nothing more than pretty faced liars with zero talent; to them, she's the parasite under the skin. But when a freak accident forces Eun-sang to wake up in the body of hyunjin the man she swore to ruin, she learns that the "glamour" of an idol's life is a gilded cage. How do you destroy a reputation when it's finally your own?