Aisling O'Malley only wanted to be a good Fianna. Somehow, she ended up with a deadly power she can't explain and with a would-be boyfriend whose very existence is a secret that might threaten the survival of Ireland. Now, something that goes bump in the night has awakened, and if she doesn't figure out what it is soon all the evidence will point at Ronan... and if his secret gets out, the Fianna will deliver the ultimate punishment—never mind whether it's fair or not.