I moaned awake I was shocked to find out how long it was
wearing a low cut, European medieval dress, a gorgeous face with green eyes, being skinny and no glasses on my face.
My face blushed out of embarrassment
I couldn't believe that I was reincarnated as an attractive woman
This is in the first half of the story, so it sets the tone for the mood. In rapid succession, being our first view of the character and her priorities, we get a whole bunch of appearance-related focuses. Then you parallel her with Snow White, who is known as a standard of beauty in fantasy and folklore, but also heavy naivete.
As for the prolific "I..." sentences, this paragraph is one such one dominated by unvaried sentence structure "I headed my way towards the rock, I sat on the ground and leaned on it, zoning out while watching the lake. My stomach's growl immediately snapped me out of it and made me look down at it, touching it with both hands and a frown. I frowned and sighed at my stomach as I couldn't believe I was hungry after being tired of all that walking. I slanted back on the rock and stared at the lake as I wanted my stomach to wait for a while."