A hero is summoned in into a different world filled with war and demons. The hero through many hardship and battles ends the war and learns a way to return home to fulfill his dying wish. Requesting the aid of the empire he asissted during times of need, instead of accepting the request they intend to rid of him due to his immense strength.

The heroes comrades he made during the war set out to defeat the demon queen and assist in the heroes return, only to fall in the process leaving the hero with a missing arm to remember what happened on the day.

Going back to his home world, the former hero goes through hardships and new experiences as he and his family go through many troubles with getting to know each other once again as he works in his own magic shop.

This is a story about the daily life of a former hero in his home world as he sells magical items.