After his death, Vin is reincarnated. It's a different world; one where he's got a royal title, and can use supernatural abilities.

Before he has time to understand his new life, Vin is thrust into a fierce battle. His new brother does all he can to get rid of Vin, and unable to fight back, Vin decides to run away. But, fate is inescapable, and Vin will have to fight for his position as the Emperor's heir.