Based on the search results, "What Lies Beyond the Veil" seems to be the title of a book series by Harper L. Woods and Adelaide Forrest. The series is a fantasy romance that involves a wall of magic called the Veil that supposedly protects humans from the Fae. The story follows Estrella, a field hand living near the Veil, who has a Fae mark and is hunted by Fae and humans alike. She is saved by a mysterious stranger named Caelum, who is also Fae marked. The book has mixed reviews, with some readers enjoying the story and others finding it disappointing. Therefore, there is no clear answer to what lies beyond the veil, as it seems to be a fictional concept within the book series.