Exchange Student

After falling ill on the day of her college entrance exam, Yong-Cheol's life is turned upside down by her mother's sudden fainting spell, forcing her to take on the responsibility of paying for her medical expenses. Yong-Cheol embarks on a new job to cover the costs, but her life takes an unexpected turn when a university jacket falls on top of her, revealing an ID card belonging to a student named Chae-Yeon Lee. With the ID card as her only clue, Yong-Cheol decides to impersonate Chae-Yeon, navigating the complexities of university life. However, her ruse is short-lived as the real Chae-Yeon eventually appears, leaving Yong-Cheol to confront the consequences of her deception and the uncertainty of her academic future.