When Scott Jack & Emily stumble upon some bones in the quarry above Castle Key they're convinced they've discovered the gruesome remains of a murder victim! But the bones turn out to be much much older than that
- could they be dinosaur bones? Or are they the last earthly remains of a real dragon? Rival scientists fight to prove each other wrong while the friends are determined to uncover the truth
- with a little help from Drift the dog of course!