**A short romance fantasy manhwa by Seomil.** Allen Pratt, the cold-blooded northern Duke. He’s the unlucky prince who was exiled to the north because he could not inherit the throne. Thus he turns dark, turning into the villain of this world. He said that he’ll wreck havoc in the future, but... I was the only one who knew. No matter how evil he is, I am certain. He’s the person who can both save me and the story. My only <lifeline>.