Dragonflight

After ten long Turns, Lessa is ready to come out of hiding, to reclaim her birthright ... and to Impress the young dragon queen and become Weyrwoman of Benden. Suddenly the deadly silver Thread once again threatens all Pern with destruction. But the mighty telepathic dragons that had defended Pern for centuries are now few in number, not nearly enough to protect the planet in its hour of greatest peril. So Lessa hatches a daring and dangerous scheme: rally support from people who long ago ceased to exist ...