Huntress Wizard takes it upon herself to toughen Fionna up; starting with her nose and lungs.
Whatever her gassy ass smells like, it's certainly not fresh pine.
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Image based on a story I wrote, which can be found here. You can subscribe to me on DeviantArt or Patreon to read it now, or wait for it to be public in a couple of weeks.
Art was made by SemiDraws, Patreon link here. A clean version should be there eventually.