Adam shoots Kenji's henchmen entering his apartment and tells Lou, who arrives with a SWAT team soon, that his key evidence can bring the Hawaiian faction of the Yakuza to justice. Junior helps them to arrest Kenji as Enzo's murderer and more. Rick Wright assists Five-0 investigating the murder of a captain on board a cargo ship by boarding pirates posing as Coast Guard. At the pirates' base of operations, they find them killed by an unknown substance disguised as heroin. In Maui, Dr. Noelani Cunha contacts Quinn when she suspects her ex-co turned reverend uncle Akumu did not die of a heart attack, having found a rash on one of his arms suggesting carbon dioxide poisoning. Indeed, Eke Mohoe had asked the coroner to report that Noelani's uncle died of a heart attack to not bring shame to the kids Akumu helped out from gangs, but one kid says that Councilman Mikala was behind it all, and Noelani deduces that he eliminate her uncle as a threat to his illegal dealings.
—KGF Vissers