"As each team member deals with the absence of a retired Gibbs, Ziva's past comes back to haunt her when she inadvertently witnesses the assassination of a military attaché by her former Mossad partner."

"When a convict from FBI Agent Fornell's past escapes and threatens not only him but his young daughter, Gibbs comes out of retirement to re-open the convict's armed robbery case."

"After the team learns a missing Navy lieutenant had been profiling men to find herself the perfect mate, they trace the woman's path and discover she planned to attend a singles seminar at a local hotel."