In the far future, humanity is already on the brink of destruction. The only remaining person is someone many people called Shadow Overlord.

He is the strongest person in the world, conquers all the towers, and kills many monsters it produces. Sadly, even he cannot predict his end, which is the betrayal of his fellow human. As he looks at the betrayal of humanity, he swears in his heart that he will kill them all if he gets a second chance.

As he loses consciousness, a familiar blue panel appears before him.

|Do you want to Start Over?|