
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...
Ji Hyuk and Je Yi find out that an organization called Sangmuhoe was behind Su Yeon's shooting. While in pursuit of the organization, they get faced unexpectedly with yet another unknown identity. Meanwhile, Chief Ha helps Ji Hyuk fill in the gaps of his fragmented memory.
Han Ji-hyuk, an NIS agent gone MIA, returns after one year to join a new team as he searches for his lost past.