Treachery on Okaloosa Island is the sequel to Death Doesnt Vacation on Okaloosa Island where it picks up at the trial of Launie Sanderson. She is accused of killing Ollie her bouncer at her strip joint which was actually a front for much of the drug trade coming into the Panhandle of Florida. The story is told by the Prof a retire teacher who lives at the La Mancha, a large condo complex at the end of public access on Okaloosa Island and who becomes the reporter for the local paper inside the courtroom. There are many diversions at the La Mancha all revolving around Launies trial. Why is Judge Jeffery Bickel dragging out the length of the trial? Or is he the one responsible? Will the lifelong feud between Bicycle Bob and the Judge destroy both of them? Who is pushing drugs now that Launie is in jail? Where did the huge spectral cat come from that suddenly appears at the La Mancha when the enormous water spout wrecks destruction across the beachfront? How does a monstrous Eastern Diamondback rattler get loose at the La Mancha to attack three different times? Who are the Reverend Levi Crabtree and his entourage of ruthless women? Why is a rookie cop assigned to manage Launie at this first degree murder trial? The novel is filled with a menagerie of unique, absurd, funny, and evil characters caught up in a maze filled with many plot twists as treachery and betrayal fill the pages.