For years, people have feared that sexual material removed from victims of alien abductions might lead to the creation of something that modern science considers impossible: hybrids of the alien and the human.

They would think like aliens, but appear human, and be able to do something that full-blooded aliens can't: walk the earth freely.

In Hybrids, Whitley Strieber unleashes his unparalleled skills as a thriller writer and his unique knowledge of the abduction phenomenon to explore what might happen if hybrids invaded the earth—not from the stars, but from exactly where the aliens told him they would emerge, when one of them said, "We will come from within you."