Brendan, our protagonist, has always been a kid who is envious of others. Growing up with no outstanding talent, a poor family and parents who are so focused on what they do, eventually making him lonely, he couldn't help but feel envious of other people who had it better it many aspects. One day, he was placed in a life threatening situation, and all he could think of was his what-ifs and the things he was envious about. Until, suddenly, the memories from his previous life revealed itself to him, and flooded his mind. Now, he became the new Demon King.