Hirune was working at a black company when she received a divine protection from a goddess and was reincarnated into another world. And that's how she began her new life as the golden-haired Hirune.

However, she was intent on not working as laboriously as she did in her previous life and for that she became determined to become a Great Saint so she can live a relaxing life.

With this begins the legend of a sleepy Great Saint who goes at her own pace and her slow life.