Baek Kang-hyuk arrives at Hankuk National University Hospital to vitalize the trauma unit — diving headfirst into a stabbing and a hiking accident.
Guest Stars:
Jo Ki-tae
During a high-risk helicopter rescue, Kang-hyuk and Yang Jae-won attempt surgery mid-air. But, as the two grow fonder, Kang-hyuk clashes with Han Yu-rim.
A multi-car wreck brings critical patients, forcing Kang-hyuk and Jae-won to handle sensitive organ transplants — all while they face internal pushback.
Amid a contentious budget meeting, Kang-hyuk rushes to save a trauma patient close to Jae-won and Yu-rim. He soon hears a dark rumor about his past.
Guest Stars:
Park Jeong-yun, Yoon Sung-won, Kim Da-huin, Lee Eun-jo, Kim Han-sol
While facing media ridicule, Kang-hyuk confronts a bridge disaster — forcing all hands on deck and leading to Jae-won's first solo emergency surgery.
Guest Stars:
Park Jeong-yun, Hong Woo-jin, Kim Byung-cheol, Yoon Dae-yeul
Even as hospital politics intensify, Kang-hyuk's focus on patients stands firm. Meanwhile, Cheon Jang-mi tries to cheer up a despondent Jae-won.
Facing a malpractice investigation, Kang-hyuk's crisis doubles: save a critical patient and defend his reputation. After, he embarks for a case abroad.
Guest Stars:
Adam Strandt