On NCIS Season 15 Episode 24, Sloane believes a man who held her hostage and tortured her years ago in Afghanistan and is presumed dead, is alive and in D.C.

On NCIS Season 15 Episode 23, Gibbs learns that a deceased Navy Captain has been hiding in a fallout shelter after his boat was attacked and he swam to shore.

On NCIS Season 15 Epiode 21, Sara Carter begs Gibbs to reopen her mother’s murder as she believes the local authorities convicted the wrong man.

On NCIS Season 15 Episode 20, the team searches for a petty officer suspected of assault who escapes when the sheriff transporting him crashes into a lake.

On NCIS Season 15 Episode 19, when an NCIS case reveals a 10-year-old orphaned refugee is the target of a violent gang, Gibbs is granted protective custody.

On NCIS Season 15 Episode 18, the NCIS headquarters are evacuated when the team finds a body as well as bomb materials on the roof of the squad room.

On NCIS Season 15 Episode 17, a 16-year-old cold case may get solved when Gibbs and Ducky see an antique war stick on TV that could be the murder weapon.

On NCIS Season 15 Episode 16, the team works to clear the name of retired Marine Sergeant when cyanide is found in one of the care packages he sends to Marines.

On NCIS Season 15 Episode 15, a deal is struck with murderer who claims he can help convict Gabriel Hicks, the murderer who deceived Gibbs and Fornell.

On NCIS Season 15 Episode 14, Vance orders Gibbs to work with former FBI Agent Tobias Fornell, who is now working as a P. I. to find a missing Navy commander.