How does the villain rule?

"Carl" is a man in his thirties. He works as a secretary and vice president of a prestigious company. One day, he wakes up to find himself in the body of a child.
"What?! Where am I??"
Karl discovers that he has entered the body of a child, no, but the novel's villain, Maximilian, who will be executed for his diabolical deeds. Max begins to live his life in order to avoid death and live a life of luxury. But soon the events of the novel return him to his original role, and events unfold and reveal secrets that were not written between the lines of the novel... death, horror, self-hatred, fear, suffering... .
“It's a game of survival of the fittest.”
But....is this real? Can someone even access a novel they are reading?...It is a scam.