Ep 3. Singled Out

In NCIS season 4 episode 3, titled Singled Out, the team investigates a petty officer's murder. The victim, Melissa, was found dead in her apartment, and the team's initial investigation reveals that she was popular among her peers and had no enemies.

As they dig deeper into the case, they discover that Melissa had been communicating with a man through an online dating site. The man, who she was very interested in, had suddenly stopped communicating with her. The team believes that this man may be involved in her murder.

The team members each take on different aspects of the investigation. Gibbs and DiNozzo go undercover on the dating site to try and identify the man. Meanwhile, Abby works on recovering deleted messages from Melissa's computer, and Ducky performs an autopsy on the victim's body to gather more clues.

As they investigate, the team starts to piece together a picture of the suspect. They discover that he is a serial killer who has been using the dating site to lure victims. With this new information, they race against time to find the killer before he can strike again.

Throughout the episode, the team faces several challenges, including a lack of evidence and a ticking clock. Tensions run high as they try to stay one step ahead of the killer and prevent any more deaths.

Singled Out is a thrilling episode that keeps viewers on the edge of their seats. With the team working diligently to solve the case, and the weight of time against them, every moment feels critical. The episode is a great example of NCIS's ability to create suspenseful and engaging storylines, while also maintaining its signature humor and heart.