Interspecies Romance Writing Prompts

Until the heat death of universe we will never forgive you," says your alien former lover. "What did I do?" you say. "That you have to ask makes your sin against us even worse." Your next words will determine if humanity goes to war with an advanced alien civilization.

When in human form touching a dragon's tail is incredibly sexual, much like sticking your hands down someone's pants in public and nearly as pleasurable. Despite your public setting, your dragon GF doesn't have the heart to tell you all this when you ask to feel her tail.

Your alien date shifts nervously as the quiet bar goes still and all the patrons turn to look at you. "Look, I didn't tell you this earlier but... I'm actually a hive mind."

When it came to her attention that one of her crewmates, a tentacle monster, was feeling a strong breeding urge, she happily volunteered herself to be fucked senseless and perhaps even impregnated as often as desired...

An adventurer sets up camp in the woods at night. Unbeknownst to him, he's been followed by a doll sized, magical woodland fairy. There are no male fairies and curiosity gets the better of her.

You get your alien lover's pants off and find out they're packing something unusual. Roll 1d20 to find out what... (Table enclosed!)

A knight is sent to slay an evil beast before it can cause any trouble. Upon arriving at the beast’s home, the knight realizes that said beast is a young dragon woman, and a harmless one at that. He/she finds his/herself enraptured by her beauty and wishes to court her. She feels the same.

The first human emissary to the forest kingdom has realized that both elven genders are extremely attractive, almost impossible to tell apart, and shamelessly flirty.

You tell yourself that it's for science. Totally for science, to see if humans and aliens are sexually compatible with each other. Totally not just an excuse to have sex with an alien.

Demihumans (or monster-girls/boys) usually have a lot more erogenous zones than a human. Seeing as you are dating one you see it as your duty to find and stimulate all of them.

It was soooo easy to drive your vampire boyfriend wild, since he could fuck your brains out all he wanted. But he needed permission to “cum inside” so you could keep him in a pent up and on the edge of bursting for HOURS.

Ever since you got into running you became friends with a cheetah girl at your local park. Today you noticed her acting all weird while running together. As it turns out she’s in heat and you’re the only one she trusts for help

A succubus, in an attempt to infiltrate heaven, actually manages to seduce an angel, but ends up falling for her. Heaven has finally infiltrated hell.

It is said that anyone who satisfies the dragon maiden will be given the power to make one perfect wish. It's not true at all, but the dragon maiden isn't in any hurry to correct adventurers.

An alien tries to get dressed after a one night stand with a human, turns out that human cum make her species female grow curvier and hornier, and he wants to go a few more rounds...

You were abducted by a harpy until she was ambushed and you were abducted by a lamia, who lost you to a satyr. You managed to escape...into the horny arms of a minotaur

Dragon girls are incredibly clingy, insatiably horny, and larger than even the tallest human. So, how exactly does sex with her cute human boyfriend turn out?

The orc wondered why someone from such a high-society race as elves would want to bed her. Until he finally dropped his pants, and it became clear why an orc woman might be the only one fit for him, or rather, the only one able to fit him...

When your lover is a half-dragon, playing "Dungeons and Dragons" means something else entirely.

In the distant future, there is a professional ranking system for sex. The current best lay in the galaxy has held her title for the better part of a century. When she hears that a lowly human has been tearing their way up the ranks, she decides to teach them a lesson.

Orc women just love human men. Usually it's because they can ruin their bravado with their incomparable strength, but it's also plenty of fun for them to spoil a nice young man who likes being used by a big, strong woman. And for one human mage, it's his turn to see what all the fuss is about.

When her human boyfriend invited her to visit his family back on Earth for one of their spring festivals, she was delighted. Of course, she wasn't counting on the sight of dozens of colorful eggs to kick-start her species' breeding instinct...

Humanity finally makes contact with a species, a reptilian one, turns out that humanity is the only species so far to evolve being able to produce their own body heat, shenanigans ensue where the attractive species of the Galaxy can’t get enough of humanity

Species with a specific mating season find long periods in space difficult: without a natural day-night cycle, their biological clocks can drift out of synch with their own kind. Fortunately, humans are adventurous, receptive year-round, and can be found on every port or ship.

Cooped up and bored, with a relatively amiable tentacle monster, an elf has to admit she's getting progressively more... Curious.

“YOU SLEPT WITH HER?!” Your friend says. “I don’t see what the big deal is, she was nice.” “SHES THE GODDESS OF WAR!”

When her human boyfriend invited her to visit earth for one of his species' spring festivals, she was delighted; however, she wasn't counting on the sight of dozens of brightly colored eggs everywhere kick-starting her species' breeding instinct.

Your shipmates are incredulous when you tell them humans have no mating season, and are always ready to mate. A few of them seem pretty interested, and have been asking some very... comprehensive questions.

By alien standards, humans are hot as fuck. And it is a pleasure to get busy with any one of us.

Her parents contacted her from their home planet and volunteered to raise any kids she might give birth to. Apparently, they knew something she didn't. Her species breeding cycle was about to begin, and soon she felt herself becoming obsessed with the idea of being pumped full of cum...