Charles Stanford III never imagined having his life turned upside down when the Apocalypse made the world end. Always sheltered by his rich parents, now he is trapped into a rather unforgiving dungeon full of monsters with other three people who hate him.

The only way to escape is to reach the final level, defeat the Overlord, and destroy the core. It's not easy to do when your stats are utterly horrible, and you have only a lead pipe as your weapon to use against an eight-foot tall minotaur…