Bu-cheon raises a knife at Seo-won, who threatens to hold a press conference. Mo-hyun loses Pil-joo's necklace to Mal-ran. Meanwhile, Bu-cheon confides in Oh the driver, revealing that his half-brother Jang Eun-chun is alive — and that he is none other than Kang Pil-joo.
Pil-joo reveals to Mo-hyun that Gi-cheol's death was caused by Guk-hwan's instigation of suicide! Yeo-cheon threatens to expose that Bu-cheon and Mo-hyun's love was fabricated. Meanwhile, Bu-cheon makes a fateful decision regarding his position as vice president of Cheong-A Bio to protect Mo-hyun.
Pil-joo unexpectedly meets Mo-hyun at his hometown beekeeping farm. Bu-cheon grows jealous seeing them spend time alone together. Meanwhile, realizing that Ha-jung's life is threatened by Cheong-A, Bu-cheon takes him to meet Guk-hwan for protection.
Pil-joo unexpectedly meets Mo-hyun at his hometown beekeeping farm. Bu-cheon grows jealous seeing them spend time alone together. Meanwhile, realizing that Ha-jung's life is threatened by Cheong-A, Bu-cheon takes him to meet Guk-hwan for protection.
Five years have passed, yet Bu-cheon and Mo-hyun remain childless. Meanwhile, Seo-won has given birth to and raised Bu-cheon's son, Ha-jung. After five long years, Mo-hyun invites Seo-won and her son Ha-jung to Mushimwon...
Five years have passed, yet Bu-cheon and Mo-hyun remain childless. Meanwhile, Seo-won has given birth to and raised Bu-cheon's son, Ha-jung. After five long years, Mo-hyun invites Seo-won and her son Ha-jung to Mushimwon...
Mal-ran storms into Pil-joo's office with his DNA test results. Sung-man appears at the secret meeting place of Gi-cheol and Pil-joo. Meanwhile, the driver Oh senses Eun-chun's presence and starts acting suspiciously. While tailing him, Pil-joo is suddenly attacked by a stranger...
To win over Mo-hyun, who dreams of a fated love, Pil-joo orchestrates a meeting between him and Bu-cheon. By accident, Bu-cheon introduces himself as Pil-joo! Meanwhile, Mo-hyun begins to fall for Bu-cheon, believing he carries Pil-joo's painful past...
Pil-joo is the lawyer and fixer for Cheong-A Group, one of Korea's leading conglomerates. Bu-cheon is the unstable heir to the Cheong-A throne. To place Bu-cheon in power as Cheong-A's rightful successor, Pil-joo begins executing a meticulously crafted plan...
Pil-joo is the lawyer and fixer for Cheong-A Group, one of Korea's leading conglomerates. Bu-cheon is the unstable heir to the Cheong-A throne. To place Bu-cheon in power as Cheong-A's rightful successor, Pil-joo begins executing a meticulously crafted plan...
Tae Soo devises a plan and saves Yoon Seo, the girl who desperately needs a new heart. With the help of the surgical team and by duping Director Yoon, Soo Yeon secretly operates on Yoon Seo. Meanwhile, with all eyes on Taesan University Hospital, Director Yoon orders Professor Choi to announce to the press that Han Min Sik's heart transplant was a success. Yoon Seo recovers fully with her new heart, but with no heart to give Han Min Sik, the situation gets dire for Director Yoon. Stealing one is his only option. Later, with a change of heart, Professor Choi turns the table and puts Director Yoon in the light with unequivocal evidence.
The atmosphere in the hospital is tense, and everyone is feeling Director Yoon's wrath as a patient dies due to his bias for the wealthy. Director Yoon tells Professor Choi that Taesan will be setting up a cardiothoracic hospital in Russia and warns him that there mustn't be any complications with Han Min Sik's heart transplant. Meanwhile, Tae Soo and Soo Yeon worry that Director Yoon is up to no good. Director Yoon notices a newly listed child for a heart transplant with both her blood and tissue identical to Han Min Sik's. Later, a code blue occurs and the child, Yoon Seo, goes into cardiac arrest. If it weren't for Soo Yeon and Tae Soo, Director Yoon would have gotten his way and had her die. Luckily, Yoon Seo makes it onto the ECMO and jumps up in priority for a heart, putting Director Yoon in a predicament.
The operating team leaves Professor Choi's surgery and joins Tae Soo to save an emergency patient. For his direct disobedience, Director Yoon orders to fire Tae Soo, but Professor Choi changes his mind. Meanwhile, Soo Yeon finds out that her father had fabricated the blood test results of Professor Choi's daughter, Yoo Bin. Director Yoon finds out that there are too many patients staying longer than needed and orders Chief Koo of the Cardiothoracic Department to weed out the unneeded patients. Acting on her suspicion, Soo Yeon meets with the daughter of Han Min Sik's aide, who died on the operating table, and digs for answers. Meanwhile, Han Min Sik confirms his candidacy for the presidential election, and Professor Choi asks Director Yoon for something more than just his word.
Tae Soo holds his mother's funeral. The operating team comes to say goodbye and to give Tae Soo support, except for Professor Choi. The newly appointed hospital director, Yoon Hyun Il, has lunch with his staff and later, calls Professor Choi for answers. Meanwhile, Ji Na and Dong Joon argue over who should be taking care of Soo Yeon. A year passes. Soo Yeon fully recovers and becomes an assistant professor at Taesan University Hospital. Professor Choi proposes to perform a new procedure to save fetuses with congenital heart diseases, but Soo Yeon opposes. However, Director Yoon agrees and approves the operation and for Soo Yeon to assist.
Professor Choi Seok Han asks Tae Soo's mother a very tough question that puts her life on the line. Knowing that her decision will save another doctor's life, she consents to give the heart that was for her to Soo Yeon, who is in critical condition. Tae Soo is heartbroken when he finds out and blames Professor Choi for making the wrong decision. After giving up the heart, Tae Soo's mother condition worsens. Taesan University Hospital inaugurates Yoon Hyun Il as the new director, and Soo Yeon regains her conscience. However, when she wakes up, the sight of her uncle frightens her. Meanwhile, Professor Seok Han prepares a press conference to promote the hospital.
Even with Hyun Il's confession and a plea for forgiveness, Hyun Mok stands firm on his decision to see him leave Taesan University Hospital. After meeting with Hyun Il, Hyun Mok and Soo Yeon get into an accident and are both seriously injured. When they arrive at the hospital, Hyun Mok begs Professor Choi to save Soo Yeon's life once again. The faculty attends Hyun Mok's funeral and starts to gossip. Everyone knows with Hyun Mok dead and Soo Yeon grasping onto her life, Hyun Il will become the hospital's chief director. Moreover, what Professor Choi Seok Han yelled as he tried to save Hyun Mok, starts to echo. Later, a brain-dead patient arrives at the hospital.
Blackmailed, Professor Choi Seok Han faces a predicament that could lead him to find out the truth behind his daughter's death. The thought of never finding out what happened torments him and pushes him to the surgery room. Meanwhile, Tae Soo stands on guard and opposes the idea. Tae Soo's mother finally awakes from surgery but still urgently needs a heart transplant. Soo Yeon has difficulty breathing and plans to have surgery done by Professor Choi Seok Han. Meanwhile, Professor Choi Seok Han suffers from knowing the truth about his daughter's death and plans to get his revenge.
Knowing her very existence could have been the reason for Professor Choi not being able to save his daughter's life, Soo Yeon visits Yoo Bin's memorial to show her respect. Tae Soo watches Professor Choi tormented by the memory of losing his daughter and walks away in sympathy. Despite his brother being alive, Hwang Jin Chul shows up to the hospital and threatens Tae Soo for using super glue. Taesan University Hospital director, Yoon Hyun Il, fires Tae Soo after he hears of his super glue procedure. However, his brother, Yoon Hyun Mook, the chief executive, hears about Hyun Il diverting funds from the Africa project and plans to have Hyun Il resign. Meanwhile, Soo Yeon sides with Tae Soo and tries to find a way to save his position at the hospital."
Finding himself in a critical situation with no other viable option, Doctor Park Tae Soo convinces Doctor Yoon Soo Yeon to use super glue and a piece of a latex glove to patch a bleeding heart. Miraculously, the makeshift patch stops the bleeding, and the patient is rushed to Taesan University Hospital. Meanwhile, as Tae Soo prepares to go in for surgery, his mother calls to hear his voice. Tae Soo's mother goes into cardiac arrest. Luckily, Doctor Yoon Soo Yeon manages to get her on the ECMO machine and saves her life. With his mother in stable condition, Tae Soo meets with the family members of the patient who suffered the cardiac tamponade and decides to disclose that super glue was used to save his life. Right then, he sees who the uncle is and reconsiders telling the fact.
Ha Yeon tells his father not to cry because she knows that he didn't commit any crime. Jung Woo turns himself into the prosecution, demanding for a re-trial of his case that had been previously closed by Joon Hyuk. This backlashes at Joon Hyuk, which results in more damages that will make the possibility of the re-trial to become a more significant challenge for Jung Woo and his allies.