1. Matt Dillon's Journey: The episode opens with Matt Dillon, the iconic U.S. Marshal of Dodge City, preparing to leave town. He is tired and feels that he has served enough time in the rough frontier. Despite being beloved and respected by the townspeople, he decides it's time for a change.
2. Murder and Investigation: A man named Tom Picket is murdered in Dodge City. Matt, determined to solve the crime before he leaves, investigates the case. He discovers a connection to a ruthless and cunning outlaw named Quint Asper.
3. Confrontation with Asper: Matt tracks Asper to his hideout, leading to an intense confrontation between them. Asper is a deadly gunman, and the situation becomes critical as Matt attempts to apprehend or eliminate the dangerous criminal.
4. Tension in the Town: News of the showdown spreads throughout Dodge City, drawing a large crowd. Tensions rise as the outcome of the confrontation between Matt and Asper remains uncertain.
5. Resolution: In the climactic moment, Matt prevails and defeats Asper. The townspeople celebrate his triumph, expressing gratitude for his unwavering commitment to justice and law enforcement.
6. Farewell: Matt bids farewell to Dodge City and its residents. He hands over his Marshal's badge to the acting mayor, symbolizing the end of his tenure as U.S. Marshal and his departure from the town.
7. Emotional Departure: With a heavy heart, Matt leaves Dodge City, signaling a transformative change in the town's history and the lives of its inhabitants.
8. Narrative Closure: The episode concludes as Matt walks alone, reflecting on his time in Dodge City and his impact on the community. The final scene provides a sense of closure, capturing the essence of Matt's character and his iconic status in the Wild West.
Overall, the final episode of Gunsmoke brings the series to a poignant and fulfilling conclusion, showcasing the enduring spirit and achievements of Matt Dillon and leaving a lasting impression on audiences.