The Housewife Assassin's Vacation to Die For: Book 5 - The Housewife Assassin Series

In Book 5 of The Housewife Assassin series:

An NSA scientist has disappeared with a deadly plague virus. Donna and Jack must find him before it is unleashed on Fantasy island. But first they'll have to deal with a nude sunbathing serial killer, a Lord of the Flies 'tween takeover, poison dart-throwing pygmies, and a hunt club with the most unusual prey. And you call this a vacation?