Ep 15. Head Case

The show NCIS is a crime procedural drama that follows the elite Naval Criminal Investigative Service as they investigate and solve crimes related to the United States Navy and Marine Corps. In season 3, episode 15, titled "Head Case," the team is tasked with investigating a case that involves the murder of a Marine Corporal who was found dead in a park with a gunshot wound to the head.

As the team begins to investigate, they discover that the victim, James Dempsey, was suffering from PTSD and had sought out treatment at a local clinic. The clinic is run by Dr. Rachel Cranston, who happens to be the younger sister of NCIS agent Kate Todd. When Kate finds out that her sister is involved in the case, she becomes emotionally invested in the investigation, causing tension between her and the rest of the team.

As the investigation progresses, the team discovers that Dempsey was not the only patient at the clinic who was suffering from PTSD. In fact, there are several other patients who are exhibiting violent and erratic behavior, leading the team to believe that there may be a link between the clinic and the murder.

Meanwhile, Gibbs has his own personal problems to deal with as he is forced to confront his past when an old friend from his Marine days shows up at NCIS. The friend, Captain Decker, is being investigated for the murder of a civilian contractor in Iraq and is seeking Gibbs' help to clear his name.

As the team continues to investigate the case, they uncover a complex web of lies and deceit that leads them to the true culprit behind Dempsey's murder. In a dramatic conclusion, the team is able to catch the killer and bring them to justice, while Gibbs is able to come to terms with his past and provide closure to his old friend.

Overall, "Head Case" is an intense and emotional episode that explores the impact of PTSD on military personnel and the importance of seeking out proper treatment. It also delves into the complex relationships between family members and how their personal connections can impact their work in law enforcement. With gripping action sequences, compelling character development, and a suspenseful plot full of twists and turns, this episode is a must-see for fans of NCIS.