The System Behind the Scenes of All Worlds

The protagonist gets the mastermind system behind the scenes, controls the origin of darkness, and creates great terror. End? Natural disaster? Dark? All the creatures in the world call for a savior? Or hope? The protagonist of this book uses darkness to oppress all living beings and swears a life oath: "I will protect this world, and I will create light and hope!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.