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 one year ago, they rush to get him. However, Ji Hyuk doesn't remember anything that happened, leaving many questions unanswered.
Casts:
Namkoong Min, Park Ha-seon, Kim Ji-eun, Kim Byeong-gi, Lee Kyung-young, Jang Young-nam, Yu Oh-seong, Kim Jong-tae, Kim Min-sang, Kim Do-hyun, Kwon So-hyun, Jung Moon-sung, Hwang Hee, Jo Bok-rae, Park Jin-woo, Hyun Bong-sik, Jung Ji-yoon, Ok Ja-yeon, Ahn Seong-bong, Im Cheol-hyung, Choi Hee-jin, Jung Young-hoon