2 seasons available
Katsumoto takes a job providing security for a chart-topping K-pop star; Higgins and Rick find themselves in peril while trying to help Rick's friend.
Magnum and Higgins search for a CEO who has mysteriously vanished; Rick braces for a visit from his wild-child little sister, Ruthie.
Magnum recruits Katsumoto to help find a missing tourist; Higgins and Kumu attempt to solve the murder of a beloved dog; Rick enlists the aid of TC after he accidentally loses Magnum's pet mouse, Roberto II.
Katsumoto's hearing date has arrived, and he will learn if his career in law enforcement is over for good or not; Magnum and Higgins are hired to investigate a man their client believes committed murder; Rick's suspicions grow on their relationship.
Magnum and Higgins investigate the robbery of an elderly man suffering from Alzheimer's; the ohana tries to help TC overcome a past trauma.
Magnum and Rick make a shocking discovery in the Capt. Greene case; Higgins and TC head to Maui to help an eccentric billionaire find the owner of a pesky drone that has been harassing him; Shammy helps Kumu after an incident occurs at La Mariana.
A guilt-ridden Magnum follows the clues his private investigator friend left behind when he was shot while working a case Thomas passed onto him; TC helps Kumu lead a protest against construction on a Hawaiian sacred site.
Magnum is called up from the reserves for a top-secret mission, but his friends are stunned when they learn that the mission is a lie and Magnum has been set up.