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Release Date: 21 Fri, Feb 2025
Ace NIS agent Jung Hae-seong is demoted after a mission failure. He goes undercover at a high school to locate King Gojong's missing gold, meeting his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak.
12 Episodes
as Jeong Hae-sung
as Oh Su-ah
as Seo Myung-ju
as Lee Ye-na
as Park Mi-jung
as Im Chung-ha
as Han Seung-jae
as Yun Chae-rin
as Ji Hyeon-jun
as Kim Ho-jin
as Son Beom-Sik
1997
2021
2026
2016
2009
2022
2022
2020
2023
2017
2006
2026
2009
2019
2025
2020
2025
2021
2024
