usually I dont mind harem if those are done well.
This? This is less than a story with an harem and more about a compensatory excuse to self insert from the author, that gave himself an harem, superpowers and a double dose of idiocy. Oh, and cringe too.
"oooh, I'm mad! I'm so mad that I wont kill you for dissing my dead mother only because (one of) my super awesome fiance was talking".
Yeah, sure. Wanna some cheese with that whine?
somehow managed to get to 35 from pure willpower, but dropped.