Lethal Fortune (Jake Wolfe Thrillers, #9)

Marine veteran Jake Wolfe only wants to build a winery and plant a vineyard overlooking the seashore. But his peace is shatteed wlhen he finds a treasure map revealing the secret location of a sunken ship full of gold doubloons. An outlaw motorcycle club wants the riches for themselves and will kill anyone who stands in their way.

Jake goes on a hunt to find and safeguard the historic ship and fortune, while running the biker gang out of town before it's too late. When someone reminds Jake that he's only one Marine veteran against an entire gang of hardened criminals, he says that simply makes it a target-rich environment.