[god later on I will question how smart this was. FOR NOW: FULLY IMMERSED IN THIS

when Slick replaces his fingers Gil arches his back and gasps, biting his own lip, then dropping his face to sink his teeth into Slick's shoulder, intentionally drawing blood and scraping all of his nails along his skin. GOOD THING YOU LIKE PAIN BECAUSE THIS WOULD NOT NECESSARILY BE PLEASANT FOR SOMEONE WHO ISN'T A MASOCHIST]