Undercover High School S1 · EP10
Retribution
8.0 · 2025 · Action & Adventure,Comedy,Drama · ~1h 7m
To everyone's shock, Seo Myeong Ju returns to the school. Unimpressed by Hae Seong, she expels him and demonstrates her power by dismantling his team. However, refusing to back down, Hae Seong and the team, including Su A and her mother, devise a daring plan to infiltrate the school once more to retrieve the hidden gold bars
