Season 1

While driving with his family, Park Mu-jin sees that the unthinkable has happened at the National Assembly and soon finds his life turning upside down.

Surrounded by generals and officials clamoring over what must be done, Park Mu-jin decides to pursue a hunch despite opposition from his own advisers.

Han Na-gyeong makes a startling connection after uncovering a clue. As a political rival incites public fear, Park Mu-jin weighs his options.

A survivor is found at the disaster scene. Cha Yeong-jin’s briefing about approval ratings and presidential election polls makes Park Mu-jin uneasy.

Park Mu-jin’s live interview alarms the public and the Blue House staff. Jeong Han-mo questions Na-gyeong’s suspicions about Oh Yeong-seok.

As the staff tries to find ways to allay the public’s growing fear, Park Mu-jin makes an unexpected suggestion. Na-gyeong asks Yun Chan-gyeong for help.

Han Ju-seung returns to the Blue House, Na-gyeong divulges a troubling detail to Han-mo, and Yun Chan-gyeong threatens Park Mu-jin with impeachment.

Yeong-jin thinks he’s found his candidate. Na-gyeong uncovers footage implicating Yeong-seok and urges Han-mo to brief Park Mu-jin before it’s too late.

The staff tries to control rumors brewing around Park Mu-jin, but he remains reticent. Ji Yun-bae tells Han-mo that he’s the only one who can save him.

Park Mu-jin receives distressing information from an unforeseen source -- and is told not to trust anyone. Cha Yeong-jin still doesn’t have his answer.

Kang Dae-han interrogates Na-gyeong, who insists on briefing Park Mu-jin in person. The staff doesn’t know what to make of Yeong-seok’s actions.

Yeong-seok’s opportunistic maneuvering doesn’t go unnoticed. Choe Gang-yeon fears that Park Mu-jin has made his choice. Na-gyeong probes Yeong-jin.

Yeong-seok has cutting words for Park Mu-jin. Despite Ju-seung’s counsel, Yeong-jin starts preparing his candidate. Na-gyeong tries to assure Han-mo.

As his advisers wonder whether Park Mu-jin is making decisions as an acting president or as a candidate, Yeong-seok informs him about his intentions.

Park Mu-jin tries dealing with a military threat by taking a gamble on Lee Gwan-muk. Yeong-jin receives photos putting a candidate in a delicate spot.

With limited time left as acting president, Park Mu-jin and his staff scramble to solve the case -- but the mysterious tailor remains an enigma.