第 1 季 共 12 集
播出时间：2020年3月13日
第 1 集 Episode 1
播出时间：2020年3月13日
Five friends whose friendship goes back to their days in med school are brought back together when a phone call interrupts each of their busy lives.
第 2 集 Episode 2
播出时间：2020年3月20日
For the first time in 20 years, everyone's finally working under the same roof. A patient with a familiar name finds Chae Song-hwa.
第 3 集 Episode 3
播出时间：2020年3月27日
The hospital's med students are inspired by the doctors, who each look after their patients in their own ways. Lee Ik-jun gets a welcome visitor.
第 4 集 Episode 4
播出时间：2020年4月3日
Yang Seok-hyeong's aloofness frustrates someone on his team. Jang Yun-bok and Jang Hong-do witness a surprising side of Song-hwa outside the hospital.
第 5 集 Episode 5
播出时间：2020年4月10日
Jang Gyeo-ul can't get one kind word out of Ahn Jeong-won, who seems especially cold to her. A difficult professor joins the cardiothoracic department.
第 6 集 Episode 6
播出时间：2020年4月17日
Kim Jun-wan waits for a response from Lee Ik-sun, who says she needs some time. Jeong-won breaks painful news to the family of his longtime patient.
第 7 集 Episode 7
播出时间：2020年4月24日
An unforeseen problem just before a surgery forces Jeong-won to make a tough decision. Meanwhile, Jun-wan is put on edge in the operating room.
第 8 集 Episode 8
播出时间：2020年5月1日
Distracted by a problem in his personal life, Do Jae-hak struggles to get through the day. Meanwhile, Chu Min-ha finds herself drowning in work.
第 9 集 Episode 9
播出时间：2020年5月8日
An urgent call sends Song-hwa rushing to the hospital to tend to a young patient. Ik-jun receives a plea from a desperate father.
第 10 集 Episode 10
播出时间：2020年5月15日
Put in a stressful situation, Jae-hak looks to Jun-wan for advice on the right thing to do. Ik-jun accidentally uncovers an extraordinary secret.
第 11 集 Episode 11
播出时间：2020年5月22日
Ik-jun handles a sensitive request from the troubled wife of a patient. A sudden piece of news threatens Seok-hyeong's peace.
第 12 集 Episode 12
播出时间：2020年5月29日
As doctors and as humans, the five friends each face a maze of life's questions and decisions as they figure out their next steps.
