A 'monster' break out from an unknown area has caused creatures with the most sensitive hearing to be free roaming the earth. You will fear for your life, because if you make a noise too loud, you only have one chance to escape. Those creatures aren't even the biggest problem. There is said to be one called The Nightmare. If you meet her, you're dead.
Elisha, 15, has now lived with The Nightmare for a year now. There's almost no sounds. Almost no people. Just blood, silence and fear.
In the epic conclusion to the Devil's Deal series, Freya has one final chance to discover the full potential of her own power, and to use it to restore balance in the universe - once and for all. After the destruction caused by Roisin, Ferya and Torix come to terms with their losses and mistakes... And prepare for a final battle that will change everything.