Minsik gets investigated on suspicion of breaking the Pharmacy Law and realizes that this was part of Ije's plan. Meanwhile, Ije gets appointed as the new medical director of West Seoul Prison.
Ije, Hyesu, Sangchun, and Jeonghui begin to plan a way to retaliate against Minsik. Minsik tells Jaejun that Ije will be investigated and sets a trap to hunt him down.
Ije plans to get Seokwoo released by making it seem like he has Wilson's disease. Meanwhile, Uisik goes to Jeonghui, suspecting collusion between her and Ije.
Ije tells Jeonghui what to do so that she can fake an illness to get her out of prison. Ije, in turn, asks for a recommendation letter to a prison so that he can meet Jaehwan. Their relationship between the two men goes back to three years ago, when Jaehwan causes a car accident on a rainy day.
After uncovering the full truth behind the events of the past, Baek Beom takes his first vacation in ten years at the National Forensic Service and sets off for an unknown destination.
Who is the killer? As investigators race to identify the culprit, the murderer continues to strike, carrying out new killings in plain sight.
A serial killer who terrorized the nation 30 years ago appears to be active once again. To catch the culprit, a joint task force is formed between the National Forensic Service and the Eastern District Prosecutors' Office.
With the investigation seemingly back at square one, Eun-sol and her team face a major setback. Their persistence, however, uncovers a shocking new truth about the Yeom family.
Dispatched to a funeral home, Cha Su-ho encounters a family behaving suspiciously in the wake of their father's death. The circumstances surrounding the case raise troubling questions.
As Chief Seo's body is cremated, the case threatens to slip back into uncertainty. Refusing to give up, Baek Beom remains determined to conduct an autopsy and uncover the truth.
Following the suspect's escape route, Eun-sol closes in on the truth. But as she pursues the lead, she suddenly finds herself in unexpected danger.
All the circumstances and evidence surrounding Yeon Mi-rae's murder point to Cha Su-ho as the prime suspect. Even Su-ho himself can no longer trust his own memories.
After receiving a call from Choi Hwa-ja, Eun-sol goes to meet her and finds herself in an unexpected situation. Meanwhile, while reviewing Jang Deuk-nam's medical records, Baek Beom discovers a suspicious detail, sending the case in an entirely new direction.
While performing an autopsy on a stolen skeleton, Baek Beom notices something unusual. Armed with the new evidence, Eun-sol launches a fresh investigation into the case.
Determined to uncover the truth and clear Hee-kyung's name, Eun-sol refuses to give up on the case. After discovering a crucial piece of evidence, she seeks out Baek Beom in hopes of gaining his help.
Rookie prosecutor Eun-sol visits her first crime scene. Shocked by the sight of a corpse for the very first time, she is left completely overwhelmed. There, she also comes face to face with the blunt and intimidating forensic pathologist Baek Beom.
No word has come from Cha Yo-han (Ji Sung) for some time, leaving everyone anxious about his fate. Then one day, Kang Si-young (Lee Se-young) learns that Yo-han is alive and well — only to uncover a truth she never knew. A story that unfolds on the boundary between farewell and reunion, today and tomorrow, life and death, the final chapter for Yo-han, Si-young, and the Pain Management team.
Cha Yo-han (Ji Sung) comes under suspicion for allegedly removing a patient's ventilator. Son Seok-ki (Lee Kyu-hyung) launches an investigation not only into Yo-han but also into the entire pain management team. However, Kang Si-young (Lee Se-young) remains steadfast in her belief in Yo-han's innocence, deepening the trust between them. Meanwhile, the investigation uncovers an unexpected truth...
During a presentation, Cha Yo-han (Ji Sung) senses something wrong with his body. Ultimately disarmed by Kang Si-young's (Lee Se-young) sincerity and care, he takes a step closer to her. Meanwhile, prosecutor Son Seok-ki (Lee Kyu-hyung) begins uncovering suspicious details about the medical corporation Jinmuri Zand, and the Pain Management Center team works to grant the terminal cancer patient's final wish...
After Kang Si-young's (Lee Se-young) heartfelt confession, Cha Yo-han (Ji Sung) spends a sleepless night, while whispers begin to circulate among those watching the two grow closer. Meanwhile, with new support and resources, the transformed Pain Management Center welcomes a terminal cancer patient with a unique case. Amid multiple challenges, Yo-han slowly begins to open his heart to Si-young...