After failing a military training exercise ordered by Director Merrick, the team are determined to prove their worth.
After the mysterious death of an astronaut in a highly sensitive Mars simulation, the NCIS team must send Ernie into the habitat to investigate alone.
The deaths of three FBI agents in an explosion leads to the discovery of more hidden bombs and a race against time to prevent further fatalities.
Magnum has an emotional connection to a case that he and every other private investigator and bounty hunter on Oahu are tasked to, they must track down a man accused of murder.