"The Wild King", chapter 3
"sphragis," he repeated, "a mating plug. it's going to be in you for the night, most likely. it's meant to ensure impregnation, but that's not relevant to you." "a...plug?" i asked.
the treat
She drinks some and the mating plug is washed into her stomach. "when a rhydon mates the last of his cum is really thick to form a mating plug and make sure the female is mated.
Freighter’s Reward
The mating plug doesn't actually contain any sperm cells. it's sort of like a, uh, an evolutionary thing.
Lot Lizard
Their last ejaculatory pulse was not normal cum but instead a thick, wax-like mass of congealed semen, a mating plug.
Lament of the Moon S&H - Ch.08: Dancing no Bara - Ep16
"just pull the fucking plug!" panja shouted. "there is no fucking plug!" hazard yelled back, getting agitated. "stand back, hazard!"
Sheathed Part Two
This was a mating plug from a male gronckle, which kept the subject plugged with fluids until the solvent was added, usually from the male, when the female was ready to birth.
What happens when a demon catch you trespassing.
Her body was ripped and tattered, the pack of hellhounds and death-wolves constantly biting and gnawing at it, crunching the bones of her legs and feet, mauling the body while it was used as a sex plug.
Stress Relief for Finals
"she's already got a fucking plug in." a padded digit hooked around the ring to her anal plug. the wolf pulled, slowly, stretching her already used pucker. the room already smelling like sex from the previous group of students who used her.
KOK House
The chant shifted yet again, and the stallions there took the place of every boy, sticking their flares into his asshole, spreading the gaping hole apart even wider than before and ejaculating their thick mating plugs, the goo solidifying almost instantly
Fraternity Prank
fuck, plug it, don't let that shit out." she was only half paying attention when suddenly she felt something pushing against her entrance, something large. it started small and widened more and more.
Sheathed Part Three
plug.
Going Public
"this fucking plug." he swore as it buzzed inside him once more. "oh? do you want me to take it out?" the bear asked. "ngh." doug moaned. "was that a yes?" the bear teased. doug glared at his boyfriend.