The hero's initial reasoning wasn't necessarily bad. The problem was that he had a terrible attitude, demanded compensation when Rude left, didn't try to figure out alternatives when Rude's protection failed one time, and was too stubborn to admit his mistake...
This story is a slice of life story in a fantasy world, with an OP main character. It gets interesting as it deals with the struggles of people who don't mesh well with their divine guidance.
Though I can't help but think that the main character's name should be translated as Rhett, instead of...