Seasoned adventurer and treasure hunter Dirk Pitt, a former Navy SEAL, sets out for the African desert with his wisecracking buddy Al in search of a confederate ironclad battleship rumored to have vanished long ago, the main draw being the treasure supposedly hidden within the lost vessel. When the daring duo come across Dr. Eva Rojas, a beautiful scientist who is juggling an escape from a warlord and a mission to stop the spread of a powerful plague, their desert expedition begins to heat up.
Juan is now in his fifties, has a protruding belly, dyes his hair gray and lives alone with a cat who has urinary problems, but despite this, women still find him attractive.
Grace is a religious woman who lives in an old house kept dark because her two children, Anne and Nicholas, have a rare sensitivity to light. When the family begins to suspect the house is haunted, Grace fights to protect her children at any cost in the face of strange events and disturbing visions.