Undercover High School (2025)

Episode Overview

As Hae Seong realizes there might be a traitor within the NIS, he grows more suspicious of his colleagues, leading him to doubt the mission's legitimacy. Simultaneously, Su A reveals a hidden plot at the school that ensures excellent grades for privileged students. As the layers of deception unfold, Hae Seong discovers a link between the gold bars and Chairwoman Seo, compelling him to promise that he will dismantle her nefarious schemes.