Man this story is awesome. Not only does it break from the regular Isekai way of an OP protagonist that is unrivaled, it also has the courage to have the protagonist fail. I really hope it continues like this.
At least make her have small boobs and cauliflower ears... She isn't even muscled. She only has abs and scars. Still we're somehow supposed to see her as ugly or 'manly'. She doesn't even act 'manly'...