NCIS Season 12 Premiere: Where to Watch Episode 1 'Twenty Klicks' Online
NCIS is back with Season 12 on 23 SeptemberNCIS/Facebook

NCIS Season 12 is all set to premiere on CBS on Tuesday night and promises thrills as Agent Gibbs and Timothy McGee will be on a dangerous mission to Russia.

The duo will be in charge of safely escorting an NCIS computer engineer but their secret mission will be compromised. Russian authorities will be hunting them during the first episode of the police procedural series from CBS.

Meanwhile, their team in Washington DC will make every effort to search for their missing team members.

The official synopsis of episode one, Twenty Klicks, reads:

"Gibbs and McGee are going to travel to Russia to safely escort home an NCIS computer engineer connected to classified intel, but their mission will be compromised and they are forced to go off the grid while hunted by a Russian mercenary group."

NCIS Season 12 premieres on 23 September on CBS.

In case you miss the episode during its airing time, click here to watch the episode online the next day on CBS' official website.