Gil Soo-Hyun is extremely intelligent. At the age of 10, he attended Harvard University. After graduating there, he decided to work at the FBI and worked there for 10 years. Afterwards, he decided to come back to South Korea. He now works as the leader of the Special Missing Persons Unit. The unit deals with about 1% of special missing cases involving violent crimes. His appearance borders on perfection, but he holds a secret.
Detective Oh Dae-Young joins the Special Missing Persons Unit. He has worked as a detective for 20 years and he has an obsession in observing the law. He is known as a master of missing person cases.
Gil Soo-Hyun, un enquêteur de génie, revient en Corée du Sud dans de mystérieuses circonstances et est forcé de s'associer avec le bourru Oh Dae-Young, un inspecteur de vingt ans d'expérience. Ils appartiennent tous deux à l'unité spéciale des personnes disparues.
실종된 사람을 찾는 과정을 통해 우리 시대의 잃어버린 정의를 찾는 의미있는 여정을 보여주는 드라마
講述了調查1%失蹤案件的專案組員警和惡性犯罪嫌疑人之間對決的故事。FBI出身的天才精英刑警吉秀賢（金剛於 飾）和純度100%的本土老派勢力刑警吳大榮（朴喜洵 飾）的拍檔將會怎樣在一定期限內找出失蹤者並與前所未聞的惡性犯罪者抗衡的故事，以「失蹤」為主題，不僅將描繪尋找失蹤者的過程，還將會是一段尋找社會丟失的正義、價值的旅程，是一部全新題材的刑偵劇。
講述了調查1%失蹤案件的專案組員警和惡性犯罪嫌疑人之間對決的故事。FBI 出身 IQ 187的天才刑警吉秀賢和純度100%的本土實力刑警吳大榮的拍檔將會怎樣在一定期限內找出失蹤者並與前所未聞的惡性犯罪者抗衡的故事，以「失蹤」為主題，不僅將描繪尋找失蹤者的過程，還將會是一段尋找社會丟失的正義、價值的旅程，是一部全新題材的刑偵劇。
