Tae Soo returns to Taesan University Hospital under the consent received by Professor Choi and is scheduled to perform surgery on a very urgent patient the very next day. However, with Chief Koo picked as one of the doctors for the show "Best Doctors," Tae Soo's surgery gets postponed. Meanwhile, Soo Yeon recollects the incident that killed her father and suspects it to be someone's doing.
‘책임질 수술, 책임질 수 없는 수술’ 실력이 없다면 수술은 꿈꿀 수도 없다. 흉부외과에서는..
태수는 돌아온 이유를 감춘 채 태산병원으로 돌아오고 석한에게 수술을 넘겨받는다.
한편, 수연은 태수를 도와 매우 위험한 수술을 시작하는데..