NCIS Season 18 will surely come after CBS renewed the show. However, it will only be a question of when and what will happen next to Gibbs (Mark Harmon) and the rest of the gang. As this season will feature the 400 th episode , fans expect it to be something special. So, will viewers finally see a real romance between Gibbs and Sloane (Maria Bello)? Also, will the NCIS Season 18 revisit the controversial episode about opioids? A possible romance between Gibbs, Sloane Gibbs and Sloane have been together for the past few seasons. However, they have yet to have “the real thing.” Will the writers finally evolve their relationship this time? According to CarterMatt , there is a big demand for the two’s relationship. In fact, it is something that the show’s long-time fans have been waiting to see. The two characters bring something unique out of each other. Gibbs even seems to be excited to see a new part of himself at this point in his life with Sloane. Although he had a cou