Also it was accidental, lending to the thrill of "forbidden knowledge", enhanced by the mystique of her being an elder god priestess, as well as the general wholesomeness Ina portrays.
in the last holomyth off collab she got her 3d model a little buggy and it started doing weird stuff, one of them was showing her back and her big dumpy without her hair covering them heres a meme video of what happened https://www.youtube.com/watch?v=QJ03dzZMZng&ab_channel=VaanCh.