Director Yoon finds out that there are too many patients staying longer than needed and orders Chief Koo of the Cardiothoracic Department to weed out the unneeded patients. Acting on her suspicion, Soo Yeon meets with the daughter of Han Min Sik's aide, who died on the operating table, and digs for answers. Meanwhile, Han Min Sik confirms his candidacy for the presidential election, and Professor Choi asks Director Yoon for something more than just his word.
‘환자부터 살릴 것인가, 나부터 살아남을 것인가?’ 수술장 식구들의 도움으로 초응급 환자의 수술이 무사히 끝나고, 현일은 석한에게 대선후보의 심장이식 준비를 지시한다. 한편, 수익 위주의 병원 운영을 하려는 현일과 흉부외과 의사들이 부딪히는데..