It is a common story that a former janitor of a party who was the owner and hero of a misunderstanding studio was actually ranked as SSS except for battle (2) / Haru Kawana AlphaPolis Comics

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

The boy Kurt, who has been kicked out of the hero party, is mining, cooking and building -- all talents other than fighting are out of standard! However, Kurt, who is not aware of that fact, is looking for a job and is going to help the adventurer party 『 Sakura 』 as a courier. Then he goes on a cave exploration with them, but there is a terrible crisis waiting for him. On the other hand, the plan to make Kurt the country's top engineer and "factory owner" is going on without his knowledge.