Kai goes undercover with one of Hawai’i’s oldest surf gangs when a petty officer who’s trying to help wayward kids find a new path in the Marines is murdered.

When a beloved Paniolo (Hawaiian cowboy) is shot while out riding his horse, Jane and her team must gain the trust of the Paniolo community to help find the culprits and protect the Paniolo’s life. Also, Kai tries to convince his stubborn father to see a doctor.

When a Japanese sailor is killed on American soil and evidence links the case to the previous murder of the victim’s girlfriend back in Japan, NCIS must find the murderer before the wrong person is accused and the case triggers a diplomatic crisis.

When Tennant and NCIS are tasked with finding a kidnapped globe-trotting social media star, they find that she is not who her husband, or her followers, think she is. Also, the team is at odds with Whistler, who has an agenda of her own.