In the ending of "Doctor Prisoner," season 1, the main character, Na Yi-je, confronts the corrupt practices within the hospital and the prison system. He manages to expose the truth behind the conspiracy involving the hospital director and the prison warden. The season concludes with Yi-je taking a stand against the injustices, leading to significant changes in the system. The fates of the main characters are intertwined with this resolution, as some face justice while others continue their manipulative ways.

As the final episodes unfold, the tension escalates. Na Yi-je, portrayed as a dedicated and principled doctor, finds himself at the center of a web of corruption that has plagued the hospital and the prison. The narrative begins with Yi-je's determination to uncover the truth about the suspicious deaths of inmates and the unethical practices of the hospital staff.

In the penultimate episode, Yi-je gathers evidence against the hospital director, who has been involved in a series of cover-ups. The scene is tense as Yi-je confronts the director in his office, the air thick with unspoken threats. The director, a man of power and influence, tries to intimidate Yi-je, but the doctor stands firm, fueled by his desire for justice. The emotional stakes are high; Yi-je's internal struggle is palpable as he weighs the risks of his actions against the potential for saving lives.

Simultaneously, the prison warden, who has been complicit in the corruption, becomes increasingly desperate. He realizes that Yi-je is a threat to his operations and begins to plot against him. In a gripping scene, the warden attempts to frame Yi-je for a crime, leading to a dramatic confrontation in the prison yard. The tension is thick as Yi-je, cornered, must rely on his wits and the support of his allies to escape the warden's trap.

As the climax approaches, Yi-je's allies, including fellow doctors and former inmates, rally around him. They gather evidence and testimonies that expose the hospital's dark secrets. The scene shifts to a courtroom where the evidence is presented, and the atmosphere is charged with anticipation. The audience can feel the weight of justice hanging in the balance as the judge listens intently.

In the final moments of the season, the hospital director and the warden are brought to justice. The director is arrested, and the warden's manipulations are laid bare, leading to his downfall. Yi-je stands in the courtroom, a mix of relief and triumph washing over him. He has not only saved himself but has also paved the way for a more ethical medical practice.

The season concludes with a poignant scene of Yi-je walking through the hospital, now filled with hope. He reflects on the journey he has taken, the lives he has touched, and the battles he has fought. The camera lingers on his face, capturing a blend of exhaustion and determination. The final shot is of Yi-je looking out over the city, symbolizing the ongoing fight against corruption and the promise of a better future.

In summary, Na Yi-je emerges as a hero, having exposed the corruption within the system. The hospital director faces legal consequences, while the warden's reign of terror comes to an end. Yi-je's journey is one of resilience and moral fortitude, leaving viewers with a sense of hope for justice in a flawed system.

Doctor Ji Sung, portrayed by Namgoong Min, is driven by a deep sense of injustice after being wrongfully imprisoned. His motivation intensifies when he witnesses the suffering of his fellow inmates and the corruption within the prison system. His desire to expose the truth and seek vengeance against those who wronged him becomes a central theme, as he uses his medical skills to manipulate situations to his advantage.

Initially, Doctor Ji Sung and Warden Lee Joon-ho, played by Choi Won-young, are at odds, with Joon-ho representing the oppressive authority that Ji Sung despises. However, as the series progresses, their relationship becomes more complex. Ji Sung's cunning and intelligence earn Joon-ho's respect, leading to a reluctant alliance. This evolution showcases the tension between their roles, as Ji Sung seeks to undermine the system while Joon-ho grapples with his own moral dilemmas.

Han So-geum, portrayed by Kwon Nara, is a pivotal character who becomes an ally to Doctor Ji Sung. As a nurse in the prison, she is initially unaware of Ji Sung's true intentions. However, as she learns about the corruption and injustices within the prison, she becomes increasingly sympathetic to Ji Sung's cause. Her emotional journey from a naive caregiver to an active participant in Ji Sung's plans adds depth to the narrative, as she struggles with her own moral choices.

Doctor Ji Sung's escape is meticulously planned and involves several key events. He first gains the trust of the inmates and the guards, using his medical expertise to manipulate situations. A critical moment occurs when he uncovers evidence of the prison's corruption, which he uses to create chaos. This distraction allows him to execute his escape plan, showcasing his intelligence and resourcefulness. The tension builds as he navigates the dangers of the prison environment, ultimately leading to his dramatic escape.

Seo In-woo, played by Lee Kyu-han, is a former inmate who becomes a significant obstacle in Doctor Ji Sung's quest for revenge. Initially, In-woo appears to be an ally, but his own motivations and connections to the prison system complicate Ji Sung's plans. In-woo's loyalty to the corrupt officials and his personal vendetta against Ji Sung create a tense rivalry, forcing Ji Sung to constantly adapt his strategies. This conflict adds layers to the narrative, as both characters navigate their intertwined fates.