The Devil of the North, the cruel cold-blooded man and the dog of the Crown Prince—Grand Duke Sjoerd Brosius. He spared no means or methods if it meant killing the monsters that threatened the kingdom. However, Sjoerd, known for his cruel methods but incomparable abilities, ended up harming countless people during a sudden rampage in a battle against monsters. Consequently, he met his death at the hands of Prince Reuschers, the Crown Prince’s rival and the strongest Guide. “There will never be anyone as terrible as you in this world.” At the brink of death, Sjoerd reflects on his life. Even the kind-hearted prince—who was liked by everyone—despised him. And his Guide, the Crown Prince, regretted everything and abandoned him in his final moments. Sjoerd wakes up five years in the past. Doubting this unbelievable reality, Sjoerd seeks a different life to prevent his rampage. He approached Reuschers, who had yet to awaken his power, and tried to talk to him, but then. “Why are you acting like this towards me? Aren’t you supposed to hate and disregard me?” He starts to realize things he never knew in his past life…