This story is about the ordinary life of an ordinary middle-aged man in another world. Please don't get your hopes up too high.
PS1: Don't always think of heroes and demon kings whenever someone mentions another world. On this vast land, everyone is the protagonist of their own life.
PS2: This book has no set protagonist. The middle-aged man is simply one of the more constant points of view.
PS3: Readers are welcome to help create characters. If a character concept is interesting, the author will consider adding it.