Kudou Kazuto is an average office worker who’s just finishing another rough week at the grind when he runs into something strange. Convinced that it’s a dream, he goes home to enjoy some well-deserved sleep. When he wakes up, he finds that the world he once knew is suddenly in shambles.
He’s all by himself in a world ravaged by monsters. His experience as a corporate slave comes in handy in unexpected ways when he finds that his lifestyle gave him the skills to deal with weak enemies. He has to find safety in this harsh new reality, but how long will he be able to avoid real danger alone and unprepared in a world where monsters have taken over?