Introducing the first installment of IDW's new Essential Science Fiction Library, a series of titles handpicked by Sci-Fi legend Harlan Ellison. In the Hugo Award-winning Nightwings, as the Watcher is led from his vigil by Avluela the Flier, the invaders come and conquer. Now, headed for the Holy City - home of the Rememberers, keepers of the past - the Watcher hopes to recapture his youth and find the beautiful woman he loves. But Avluela holds more than love for the Watcher - and mankind. She knows of the riddle to free all men.