An extra terrestrial race known as the 'Somnians' are threatened by a wandering black hole of which is headed directly toward their home world, Somerix. This black hole was the result of a rip caused by the Gods careless actions of creating the world imbalanced. Now, the weight of this apocalypse lies on the mortals, who only have 999 years before the black hole reaches them. The soter is the only known entity that can close the black hole, as it is made entirely of compressed hawking's radiation. However, no one knows where it is, what it is, or how to get it, they only know what it's capable of. The mortal population divided into countries based on their beliefs and values oh how to handle the situation, which caused an endless world war.
Tyede, who had been trapped on another distant planet for 16 years has been reunited with his home, only to be faced with the very reason his parent escaped with them. The oblivious somnian makes it their life goal to find the soter so that they can know what peace feels like. Soon, they collectively discover the truth behind the existence of the universe itself and regret sets in with every step.
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.