Story of a boy who's being summoned to another world by demon queen but doesn't have any power in his body, bcuz of the demon queen was betrayed by another party and in the end captured by human, luckily, she lost her power and her looks like a human, then in this world where magic exist, the stone magic helps the hero in this story create modern techs as to survive, also helping his wife which demon queen(disguise?) take back her position in demon tribe
My Wife is a Demon Queen