Bite Me, My Forbidden King

Luna, a wolf-hunter heiress, is betrothed to Alpha heir Damon for peace. On her wedding eve, she wanders into vampire territory and is marked by a stranger—only to learn he's Damon's father, the hybrid king Kael. At the altar, the mark is exposed. Both families demand her death. But Kael claims her as his. And she's pregnant with his child.