The Elder Scrolls IV: Oblivion

In the shadow of evil, a hero will rise from the ashes of a fallen empire. The gates have been opened, and the battle has begun. Only one thing can save the world from Mehrunes Dagon and the demonic hordes of Oblivion. The true heir of the Septim line must be found and restored to the Imperial throne. The fate of the world rests in the hands of one. Find him, and shut the jaws of Oblivion.