Villain Simulator, I Will Simulate the Villain

The protagonist of this book owns a magic flute, through which he can simulate everything, similar to a simulator. In order to completely rise up, Nightmare completely gave up all costs and sacrificed supplies. This is the final state of the simulation period. It only takes one day to go from a mortal to the realm of gods. What can you say? Is it true or false? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.