Lost treasure in the Gulf of Mexico leads to murder in a small town in coastal Texas, from a New York Times–bestselling author.

Legend has it that a trove of Aztec gold lingers in the waters off Padre Island. And when a recent hurricane shifts the sea, the hunt is on. From ambitious archaeologists, fierce fortune hunters, and fearless women, the lure of hidden treasure is like no other—leading to more mayhem than one tiny island can take—and more than one murder. . . .