One day, Alistair reads an academy romance novel titled, "The Holy Saintess Saves the World."
In the novel, "The Holy Saintess Saves the World," the heroine Grandy Silva is a commoner but because she has the rare power of light, she ends up attending Sky Crest Academy where she meets 3 powerful and wealthy men.
Zander Lomenta, the Crown Prince of the Lomenta Empire.
Leo Eckhart, the oldest son of Archduke Eckhart.
Eric Sanders, the son of Marquis Sanders.
Grandy ends up capturing all 3 men's hearts and ends up forming a harem.
Atlas, the youngest son of Archduke Eckhart, finds out that the heroine has mind control magic which she used to make her harem fall in love with her. The heroine realizes that Atlas knows the truth, so she frames Atlas.
Atlas was already scorned, feared, and ridiculed as a cursed child because of his black hair and ruby-red eyes. With a little nudge from the heroine, Atlas was instantly seen as the villain. As a result, Atlas was sentenced to death and died an unjust death.
When Alistair finally finished reading the latest update of the novel, he was very upset that his favorite character, Atlas Eckhart was framed as a villain by that green tea bitch heroine!
After his phone glitches mysteriously, Alistair finds out that he transmigrated as a character that was never mentioned in the novel! It turns out that he transmigrated as a young knight in the Eckhart estate.
Alistair is determined to save Atlas, pamper him and tell him he is loved.
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.