Master diver Frank McGuire has explored the South Pacific’s Esa-ala Caves for months. But when his exit is cut off in a flash flood, Frank’s team—including 17-year-old son Josh and…

A young girl inhabits an isolated island with her scientist father and communicates with a reclusive author of the novel she’s reading.

Jack Conrad is awaiting the death penalty in a corrupt Central American prison. He is “purchased” by a wealthy television producer and taken to a desolate island where he must…