Peggy Lu

Sandra and Jerry are getting married; when Jonah's attempt to help the caterers and Dina's obsession with security threaten to derail it all, it falls on Amy to make sure Sandra's big day isn't ruined; Garrett struggles with his best-man toast.

A dead man is found handcuffed to a bed in his own home; as the party approaches, everyone makes a video to say goodbye; the group says farewell and plans for the next adventure.

The guys go to any length to impress college girls.

A cartel hit list includes pictures of the NCIS team, as well as Mosley and her son's names. Also, NCIS Deputy Director Louis Ochoa arrives with Special Prosecutor John Rogers to interview Mosley about the off-the-books mission in Mexico.

Brett's relationship with his best girl friend makes Kenny realize he's been a bad friend to Allison; Eileen and Pat make a discovery about Clive.

While working at an LGBT suicide hotline, Maura receives a worrisome call from a young transgender woman, Elizah; Maura searches for Elizah.