Antipathy
Or they're star-crossed lovers, in a volatile relationship, eyes locked in confrontation in the latest twist in their adventurous though caustic mateship- severely hampered by one's backward attitude toward being in a monogamous union.
Troth
Troth's eyes rolled back in his head as the substance spread inside him, softening his colon until it gave way when the tentacle twitched, making this new caustic slime spill through the perforations and soak his guts.
POV vore - you and Loona the hellhound
In this case, hot, wet and caustic. the plastic thai food bag has dissolved away and the cardboard cartons inside it are half gone already. darla's cell phone, wedged into a fold of stomach wall, is visibly softening.
First adventure (Diablo 2, quill beast/human rape, vore)
With caustic juices burning her face and arms trapped to her sides by the muscular gullet there was no way to resist. all she could do was lie there half swallowed as it humped.
Yellowstripe and Reiga (bondage, sex, vore, violence)
The last thing he remembered was a gurgling airless hell and hot caustic juices soaking his fur. now he sat up, unbound, and felt his ribs. even the pain where the female had cracked them was gone. had it all been just a dream?
To Serve Those Below
All her innards, all of them, were crushed and torn away and dissolved in even more caustic slime, and she felt each one.
Day 8) Sudden
Sloshing in the thick layers of bile and chyme delta weakly fought against the caustic pit. glrnnncrunch! all of that fruitless fighting and thrashing abruptly ceased. the grizzly moaned with pleasure at the sound.
The Living Wilds
He reached out in front of him, his arm colliding with a slick, hard wall coated with caustic slime, making his fingernails tingle.
A Life Yet Lived - Chapter 5
Between houndoom's explosive temper and tomas' caustic cynicism, a fight was literally guaranteed to go down at some point. _'and here i was expecting an epic battle to take place!'_ it thought, eyebrows furrowed.
Cleaning Up (Vore Story)
Runic was so squirmy from that stimulation, in fact, that his frantic movements caused alex’s throat to clench tight around the wolf and pullll him down, down right to the point where his muzzle was pressing against the opening to the komodo’s caustic
Rubbing From the Inside
He was moaning his way down, even when the air grew thinner and more caustic. her body was more hostile to him for every inch he descended.
The Black Shepherd - Chapter 24
Everything else was derivative--her obsidian coat, her caustic smile, her average stature, even her middle name-- and so bella would continue to don her silver stigma, supplement it against the wishes of her father who had refused her cent and consent.