Duane Ollinger believes there's a fortune of gold buried beneath his property in Utah, Blind Frog Ranch. But even though the land seems to be fighting him at every turn, he's not going to stop until he gets his hands on the gold -- whatever the cost.

Duane decides that the flooded cave is too dangerous to dive into again, forcing the team to explore new access points to the underground cavern system. But something lurking in the darkness forces everyone to reevaluate their safety.