Sometimes a story works best when short and sweet. This could have been that, should have been that. Adding extra girls as an excuse to make it run longer, in exchange for maybe having some kind of legitimate drama, was a dumb move.
Bland as fuck, also kinda hard to root for a protagonist that's already quite strong. The things he fights will have to be stupidly scaled up so he'll struggle or he'll be heavily gimped due to the occupation change. (unless it's just another masturbatory self-insert power fantasy. This is...