No one will ever be as worthless as him, this is the story of a 21 year old man suffering from inferiority complex, Kazuma Rintaro a shut-in who spends most of his life playing video game using cheats who ends up dying in his own house. Upon his death he meets with god who has given him a chance to live his life once again in a fantasy world.

After given a second chance will he be able to improve his worthless life?