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.

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.

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.

Baek Kang-hyuk arrives at Hankuk National University Hospital to vitalize the trauma unit — diving headfirst into a stabbing and a hiking accident.