Guk Hee And His Past (S01E09)

Title: Guk Hee's History Plot: An image of Guk Hee, showing his identity, surfaces on the internet. Gi Hyun discovers that her spouse is employed by the National Intelligence Service. Meanwhile, Oh Jung informs Ye Seul and Gi Hyun about a tragic incident from Guk Hee's childhood. The individual affected by the accident releases a video providing his viewpoint on the event.