The Story of the Rise of the Strongest and Cruelest Demon lord

With the betrayal of his brother and the woman he loved, Jake lost his lands and was accused of false crimes. In order not to be sentenced to death, he joined the army. In the last fight against the Demons before getting freedom Jake was betrayed and killed for the one he most trust. At the time of his death he received an unexpected offer. Now a Demon Jake will take revenge on humanity. This is the story of the rise of the strongest and cruelest Demon lord. ------------------------------------------------------------------------- Sorry in advance, English is not my first language, so they may be grammatical errors and misspelled words. Besides being my first story Please bear with me. I'm trying to improve to provide a better story.