Rumaysa feels lost. Hurt. Betrayed. The forgotten second child of the Dark Prince of the Nightly Flame Kingdom, she lives in a gilded cage like a prisoner, rarely allowed out.
But the Nightly Flame, wielded by every ruler of their Kingdom, shines brightest in her. And from her cage, she burns to show it to everyone who wronged her...
Ihsan lives in Iylath, the country of Heavenly Ice. On his kindly grandfather's death, his father, the new Ruler, announces a war on his brother's House, the only force to rival his rule.
Ihsan wants peace. He wishes he could silence the sound, all the turmoil around him. And he can, using the soul of Heavenly Frost entrusted to him. But his love for his wayward family stands firmly in the way, enough to thaw all his anger and ice, and unwittingly allow destruction to tear his family apart.
He needs a flame, one from legend, that can remind his family of their fierce bond.
He needs the Nightly Flame.
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.