The passing of a former Marine wanted for cuddle leads the team to a sinister plot involving a disgraced journalist, one of Australia's richest men and lab-grown diamonds.
The eclectic team of U.S. NCIS Agents and the Australian Federal Police (AFP) are grafted into a multi-national taskforce to keep naval crimes in check in the most contested patch of ocean on the planet.
NCIS: Sydney - Rough Diamond Synopsis and Schedule