The Intercept (Jeremy Fisk Book 1)

Details: When a Gulfstream plane carrying a wealth in cash and ill-gotten jewels crashes in the Bahamas, ex-pat diving instructor Michael Gannon is the only one on the scene. Gannon thinks he's home free with the sudden fortune after assuming he was the victim of a botched drug deal until he learns he neglected to ask one basic question. Who were the six men on the plane who died?