A tell-all book is planned by Frank's first partner, and it causes Frank concern. Meanwhile, Jamie's and Eddie's actions affect their professional and private lives when they respond to a call about an officer needing assistance.moreless
Peter gets some help on his investigation from Sofia Tsaldari. Peter enlists the aid of the Trash Man to find evidence, meanwhile Maya's growing relationship with Cameron poses a serious problem. Odelle is reunited with Aslam, with the unlikely help of Luc Girard. Harrison seeks help from a journalist friend of his father's.moreless
Odelle is directed to go to a CIA safe house which proves not be so safe leading Odelle to question if she can trust Col. Glen. Meanwhile, Bob reveals to Harrison information that Randall's last unfinished story is connected to current events. As Harrison follows up with his father's source, he receives a warning. As Peter's investigation hits another snag, when a friend is arrested, he learns Maya's new boyfriend is also not what he seems.moreless
Tension is eased between Odelle and her captor, as Aslam and Frank Majors ramp up efforts to find her. Meanwhile, a senator complicates Peter's SOC investigation; Harrison prepares to deliver the eulogy at his father's funeral; and it's revealed that there's more to Randall's death than meets the eye.moreless
Ballard is captured by the terrorist group Ansar Dine and must prove her value to them. On the home front, Harrison continues to search for physical proof that Ballard is alive and enlists his father's help. Peter finds evidence against Societel that puts his family in danger.moreless
Sgt. Odelle Ballard enlists the aid of native boy, Aslam, and tries to avoid detection from Osela during a pilgrimage through the desert. Meanwhile on the homefront, Peter Decker learns during an internal investigation that Societel, a major United States Corporation, may have been involved in the death of Ballard's team.moreless
The CSIs investigate a present-day crime with ties to a mob heist that occurred 25 years ago. Meanwhile, Brass has a decision to make when his daughter attempts suicide.
Doris needs Steve's help on a clandestine mission to take back an incriminating microfiche. Kono is in jeopardy whilst getting closer to finding out Adam's secret.
Neal and Peter try to get their hands first on the evidence box before Senator Pratt can interfere.
Neal and Peter have to deal with sculpture forgeries and a new boss. Meanwhile, Neal's father returns and Mozzie and Neal get closer to the evidence box.
The daughter of a murdered Lua master comes to Hawaii Five-0 for help. Steve decides to have a private investigator keep tabs on his mother.
Neal and Peter try to find out what Neal's father did. Meanwhile, they investigate a member of the Irish Mob.
When Neal and Peter get word that a thief is trying to get his hands on defense technology, they visit a FBI conference to catch the thief in the act.
Neal gives stock trading a try when he goes undercover on Wall Street.