Convicted killer Paul Triff (French Stewart) makes himself at home in Agent McGee's apartment in exchange for help stopping Gabriel Hicks in NCIS Season 15 Episode 15, "Keep Your Enemies Closer."
Tobias Fornell (Joe Spano) is determined to help the NCIS team take down Gabriel Hicks the right way and make sure the serial killer stays behind bars forever this time.
A deal is made to bring Gabriel Hick, the murderer who deceived Gibbs and Fornell, to justice on NCIS. "Keep Your Enemies Closer" is the 15th episode of the show's 15th season.
Bishop: The inmate Jessica Schaeffer met with was Paul Triff. Torres: What?! Hold on! As in the guy who carved up three bodies with an electric knife in McGee’s apartment and buried a mummified body under the floor? *That* Paul Triff?