
S01E01 Han Ji Hyuk Returns
Agent Han Ji Hyuk gets discovered on a fishing boat. The National Intelligence Service gets notified of his identity number, but his file is locked. When they realize he's their ace agent who went missing...
With a clue left by himself in a video he made one year ago, Ji Hyuk rushes to find the traitor within the agency. However, Je Yi turns her back on Ji Hyuk as she feels betrayed by him. Meanwhile, Ji Hyuk rushes to the scene where Baek Mo Sa and Deputy Commissioner Do are meeting.
Han Ji-hyuk, an NIS agent gone MIA, returns after one year to join a new team as he searches for his lost past.