Oh boy, a isekai reincarnation manga with where the protagonist is fat. It's time for everyone's least favorite game: how long until the mangaka makes the protagonist thin—4 panels.
If I had a nickle for every manga in the 'so I transmigrated into a villain's body' subgenre of isekai, where the protagonist transmigrates into the body of a fat character to showcase how scummy and vicefilled that body's owner had been and then has the protagonist lose, frankly, an unsafe...