500 years ago, dragons went extinct. But Pern has flourished in the absence of Thread. Harper Arya has always loved the tales of dragonriders. But she never expected to find dragon eggs, frozen in time, in the ruins of Fort Weyr. Or for the eggs to hatch and bond to her and her crew. With the stories true, not all of Pern is happy. But just how did dragons die in the first place?