In 'Every Truth Has Two Opposing Stories', the episode explores the concept of dual narratives through the investigation of a murder case. The detectives uncover conflicting testimonies that highlight how different perspectives can shape the truth. This theme is visually represented through flashbacks that juxtapose the accounts of various witnesses, emphasizing the emotional weight of their experiences and the complexity of human memory.

Oh Ji-hyuk, portrayed as a dedicated detective, faces internal conflict as he grapples with the moral implications of the case. Throughout the episode, his determination to uncover the truth is tested by the emotional toll of the conflicting stories. His interactions with victims' families reveal his empathy and drive, showcasing his growth as he learns to balance his professional duties with personal feelings.

Jang Seok-jin serves as a pivotal character in the investigation, providing crucial insights that challenge the detectives' assumptions. His character is marked by a sense of urgency and desperation, as he navigates the complexities of the case. His emotional state is palpable, as he struggles with the weight of his past decisions and their impact on the present investigation.

The detectives face intense scrutiny from the media, which adds a layer of tension to their investigation. Scenes depict them navigating press conferences and dealing with reporters, highlighting the external pressures that influence their work. This dynamic showcases their resilience and commitment to justice, even as they confront public opinion and the potential for misinformation.

The victim's backstory is intricately woven into the narrative, affecting the detectives on a personal level. As they learn more about the victim's life and struggles, their emotional responses deepen, driving them to seek justice not just for the case, but for the victim's memory. This connection is illustrated through poignant flashbacks and conversations that reveal the victim's humanity, ultimately motivating the detectives to push through the challenges they face.