Playing the Villain at the Beginning, I Became the Savior

Rebirth at the end of the world, system flow, anti-routine cool story. The protagonist is reborn and goes back three days before the end of the world. He is bound to the perfect villain playing system. If you don't play the cold villain according to the system requirements, you will be wiped out. The protagonist is forced to bully in public, kidnap scientists, threaten the military, and rule the base. On the surface, he becomes the public enemy of all mankind. In fact, every time he "does evil", he accurately saves key people and resources. As the truth of the doomsday is revealed, the protagonist discovers that the system is not simply forcing him to do evil, but is training him to become a "civilized black-faced leader" who can fight against cosmic disasters. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.