Grace expects nothing more than jet lag, pub music, and a break from real life when she lands in Ireland with her cousin. What she doesn't expect is Oscar: a charming, unnervingly familiar stranger whose texts stay in her head long after their flight. Nor does she expect the sudden pull she feels toward the sea—or the shadows that seem to stir whenever she's near it.
What Grace doesn't know is that Ireland's oldest myths have started shifting around her. Beneath the surface, ancient powers are waking, secrets are tightening their grip, and two men tied to the islands' oldest magic find themselves drawn to the one woman who could reshape the balance between light and dark.
Grace thought she booked a vacation. Instead, she's stepped straight into a destiny that's been waiting centuries for her to arrive.