'I was lost in the desert. Without transport. Without water. Without a hope.'

Sam Fox is on a caving expedition in the desert when the roof collapses, trapping his brother Nathan beneath tonnes of rubble. Nathan is in a bad way, and Sam's his only hope. But when he reaches the cave exit, Sam discovers a sea of huge, angry scorpions! And that's just the first deadly obstacle he will have to face if he's to get his brother out alive . . .

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