Sung Deok-mi is a highly talented chief curator at an art gallery who leads a double life. While she maintains a professional and sophisticated image at work, she is secretly a passionate, dedicated fan of the idol singer Cha Si-an, running a popular fan site dedicated to him. Her carefully constructed secret life is threatened when the gallery's new director, Ryan Gold, arrives and begins to suspect her hidden hobby. As Ryan Gold, a former painter who lost his ability to create art, begins to uncover Deok-mi's secret, the two enter into a fake dating arrangement to ward off unwanted attention from fans and colleagues. Through their proximity, they begin to heal each other's past traumas and discover that their lives are more intertwined than they initially realized, leading to a genuine romance that challenges their professional boundaries.