Antonio Elias

The team searches for a sniper who is terrorizing New York; Beckett tries to hide her worsening condition from Castle and the detectives.

Pacific Wellcare, Charlotte's practice, opens and the competition with Oceanside Wellness starts; Dell suggests that an in-house adoption program be created.

The mole has once again compromised the NCIS team as planted evidence results in the arrests of Callen, Sam, Granger and Deeks, on the day Under Secretary Duggan returns for Hetty's resignation.

Callen and Granger try to clear Sam's name after he's arrested for a woman's murder; Kensi and Deeks find a link between the victim and Sam's past.

Kensi and Deeks pose as cult members in hopes of rescuing a former Department of Defense employee who was persuaded to reveal classified information.

Distressed Ariel starts to lose hours and years of time in her life and must look to her future self to figure out how to get back to the present.