After Jane jumps from a bridge to save a prosecutor, Maura worries that she has lost her best friend; Angie enlists Frankie's help to apply for new jobs.
A petty officer's murder results in a lead in a 40-year-old airport bombing case; McGee is upset that he was not briefed on the cold case.
The NCIS team partners with the State Department after the murder of an arms dealer is connected to a series of crimes seemingly executed by someone with elite special forces training.
A sexually frustrated Issa explores a new dating outlook. On a girls' night out, Molly meets a promising new guy. Lawrence's commitment is tested by his new work friends.
Issa attempts to build a roster and butts heads with Frieda at a work retreat. Molly's day takes an unexpected turn at her parents' vow renewal ceremony. Lawrence stumbles upon some news about Issa.