Hawaii

A bizarre series of decapitations has police officers and detectives scouring the island to bring the killer to justice.

After a cache of C-4 explosives is found, Gains goes under cover as a demolitions expert infiltrating a gang planning a bank heist.

Harrison and Declan track down a serial killer who targets streetwalkers; Declan offends a Hawaiian goddess when he sends his mother some holy lava rocks; Gains and Edwards search for violent carjackers who prey on tourists.

When a judge is murdered in a public park, Harrison and Declan have 72 hours to build their case or see the lead suspect leave for Samoa; Gains and Edwards must improvise a search for big-time drug dealers.

When a teenager is kidnapped by a sex-slave ring, Declan recruits Internet specialists to help track down a pedophile who might be able to lead them to the ringleaders.

Gains and Edwards spark an international incident when they track a drug dealer's source to a mysterious local island whose residents claim it is an independent nation growing its own cash crop -- marijuana.

Detectives Gains and Edwards exhume the body of an island queen when her disputed death 200 years ago becomes the rationale for a feud that results in death.

The detectives must protect the image of the tourist economy while trying to investigate the mysterious disappearance of a honeymooning bride.