S20·E4 Leave No Trace

Episode recap

In the fourth episode of the twentieth season of NCIS, titled Leave No Trace, the Major Case Response Team investigates a murder that occurs at a campsite. The case requires the team to collaborate with the National Parks Service. During the course of the investigation, Agent Knight is forced to confront her past when she discovers that the National Parks Service agent assigned to the case is her ex-boyfriend. The episode follows the standard procedural format of the series, which focuses on the Major Case Response Team as they investigate criminal matters involving United States Navy and Marine Corps personnel and their families. As with the broader series, the narrative centers on the team’s efforts to resolve the case while navigating professional and personal dynamics. The episode maintains the established tone of the long-running crime drama, which originated in 2003 following two back-door pilot episodes of the series JAG. The series continues to explore the investigative work of the NCIS team, balancing complex criminal inquiries with the evolving relationships between the agents. This specific installment highlights the intersection of Knight's personal history and her professional responsibilities within the agency.