S1 • E1
Han Yi-han, a genius surgeon, performs a heart transplant for his girlfriend's brother. Later, he gets a secretive call from the director of his hospital.
S1 • E2
Seok-ju dies from the surgery that was supposed to be successful. Yi-han struggles to find out the truth about his death, but he goes on trial as the accused.
S1 • E3
Five years later, Yi-han returns as a lawyer and takes the case of Ki-tae, his former colleague.
S1 • E4
Ki-tae, a healthy young man, dies suddenly and Yi-han suspects on a hunch it is connected to Banseok University.
S1 • E5
So-yeon, an idol trainee, visits New Hope Law Office, claiming she is a victim of a ghost surgery.
S1 • E6
Yo-sub shows up as a witness of So-yeon's case. He apologizes to So-yeon and testifies in court.
S1 • E7
Yi-han confirms that he can operate on Jung-hyun's son. Meanwhile, he meets Jin-gi after five years.
S1 • E8
Jung-hyun asks Yi-han to begin the operation on her son as his condition worsens.
S1 • E9
Yi-han succeeds in the operation on Jun-hwan thanks to Yo-sub. Hyuk-chul breaks his promise.
S1 • E10
Yi-han meets Jin-woo, boyfriend of Sun-ae, Mi-seon's daughter. Jayden competes in an auction house.
S1 • E11
Yi-han reveals that Sun-ae has been taken hostage by Jin-ki. Jayden tells the truth about the new drug.
S1 • E12
Yi-han transplants Jin-woo's lung to Sun-ae. Tae-moon and Mi-seon have a TV debate. Jayden offers a deal to Do-hyung.
S1 • E13
Yi-han saves Yoon-seok from Guk-kwang Gang. Jin-gi attends the confirmation hearing, and the video where he kills Do-hyung is shown in the hearing.
S1 • E14
Jin-gi and Mi-seon are arrested. Yi-han tries to reveal the identity of the VIP that stole the heart of Seok-ju. Seok-yeong suffers from chest pain.
S1 • E15
Yi-han is sure Jayden Lee took Seok-ju's heart. Someone unexpected shows up at Jin-gi's trial.
S1 • E16
Jayden Lee takes revenge on Jin-gi. One year later, Yi-han faces a retrial.
Han Yi Han
Geum Seok Young
Jayden Lee
Im Yoo-Na
Gangho
Goo Jin-Gi
Lee Do-Hyung
Nam Hyeok-cheol
Michael Young
Yoon Miseon