Sean Harmon

While stopping by his usual diner for coffee, Gibbs finds himself in grave danger, prompting him to think about his past and the choices he made in his life.

While investigating the crash of a military plane that was transporting caskets, the NCIS team discover a discrepancy with the DNA remains.

The search into the disappearance of a marine lieutenant continues, as the NCIS team tracks them down to Afghanistan. Meanwhile, Tony's deepest fear resurfaces and Gibbs has to go through memories of his past again.

Callen and Sam slip on their prisoner/guard guises in order to infiltrate a white supremacist group who have got their hands on stolen nuclear material. Pulling off the hot biker gal look, Kensi inks up to play Callen's girlfriend.

Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and to Ducky.