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Petra Palerno's Filthy Shorts #1

Submitting to the Alien Barbarian

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Signing up for an alien breeding program should be scary, considering the aliens are ruthless barbarians. On the upside, they won’t hesitate to give it to you as rough as you like it.

Submitting to the Alien Barbarian is part of a smutty novella collection, Petra Palerno’s Filthy Shorts, that features otherworldly love interests.

In this installment, you’ll alien romance, size difference, double dongs, submission, bratting, breeding, will it fit, rough play, and pregnancy.

122 pages, Kindle Edition

Published August 27, 2024

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Petra Palerno

14 books350 followers

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5 stars
57 (26%)
4 stars
66 (31%)
3 stars
63 (29%)
2 stars
20 (9%)
1 star
6 (2%)
Displaying 1 - 30 of 39 reviews
Profile Image for Lina.
731 reviews24 followers
May 13, 2025
This was a short, steamy and very very kinky novella. Surprisingly it was quite nice and I enjoyed it. One thing though: "If you're here for the smut, this book is definitely for you" 🌶️.
Profile Image for Ra! 	ʕ •̀ ω •́ ʔ.
428 reviews337 followers
August 28, 2024
Thoughts
I loved that this book features someone who actually wants to go to an alien planet with the hunky hot aliens. I liked the banter between Drohako and the unnamed main character. This concept was really fun and to the point. I didn't care for the pseudo-birth part. I think my brain just kept flashing that alien-human hybrid from Alien: Romulus and it icked me out bad.

Tropes:
— Fated Mates
— Alien Romance

Horn Level: 5/5🌶️
Format: Ebook

The Rating
I give this book a #4/5🌟 rating. This was short and to the point with some interesting world-building!

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Profile Image for Mel Rivers.
156 reviews5 followers
May 9, 2026
smut is the plot

And I’m okay with that 😏

This was a fun read. The spice picked up right from the start. One of the more creative anatomy’s 🍆 I have ever read! 5/5 🌶️’s! Lots of rough filthy play.

The scene where the tiger tries to buck her off had me in giggles. 🤭

That ending was sweet and even romantic, but cut short and a bit of a cliffhanger.
Profile Image for guapito.reynolds04.
324 reviews2 followers
December 30, 2025
Reseña — Submitting to the Alien Barbarian de Petra Palermo

⭐⭐ / 2.5 estrellas

Submitting to the Alien Barbarian fue una lectura que, aunque sabía a lo que iba por la sinopsis, no terminé de disfrutar. Es una novela corta claramente pensada para el smut rápido y extremo dentro del romance alienígena oscuro, pero el problema para mí no fue lo explícito, sino la forma en que se retrata el trato hacia las mujeres dentro de este mundo.

La premisa gira en torno a un programa de cría alienígena al que la protagonista se une por pura desesperación. Desde el inicio queda claro que estos “bárbaros” funcionan bajo una lógica de dominación total, y aunque el libro intenta vender esa rudeza como algo deseado o excitante, yo nunca logré sentirme cómoda con la dinámica. No se siente como una elección real, sino como resignación disfrazada de consentimiento.

Lo que más me chocó fue que las mujeres son tratadas prácticamente como recursos reproductivos, sin mucha agencia ni poder de decisión real. Todo se justifica bajo la excusa cultural o biológica de los alienígenas, pero aun así, la historia no cuestiona ese sistema ni lo problematiza: simplemente espera que el lector lo acepte como parte del atractivo. Y ahí fue donde a mí me perdió completamente.

Sí, el libro cumple con lo que promete en cuanto a contenido explícito, kinks y fantasía de dominación, pero al ser tan corto no hay desarrollo emocional ni espacio para que la protagonista se sienta como una persona completa. Más que una historia, se siente como una secuencia de escenas diseñadas para provocar, sin interés real en explorar consecuencias, emociones o crecimiento.

En resumen, Submitting to the Alien Barbarian no fue para mí. Entiendo a quién puede gustarle y no voy a negar que es directo y cumple su objetivo dentro del subgénero, pero la forma en que normaliza el maltrato y la cosificación femenina hizo que no lo disfrutara. Por eso se queda en 3 estrellas: no es que esté mal escrito, simplemente no conecté y no me sentí cómoda con su enfoque.
Profile Image for Emma.
794 reviews27 followers
July 7, 2026
“Your first kill?” he asks, although I can tell that he already knows the answer when I nod. “You are strong, you protected our family—wear his blood with honor.”

✔️alien romance
✔️size difference
✔️pregnancy
✔️the spice is the plot
✔️no 3rd act breakup

So, the spice is the plot here. Don’t pick this up expecting a full story with a lot going on. If you read the blurb, you get what is happening here and that’s about it. That said, it was a fun read. Was it the best alien romance I’ve read? No, but that doesn’t mean it was bad.

Drohako (MMC) and the FMC are mates, and that isn’t common, so it takes both of them by surprise. The whole story revolves around the fact that she is there to help make more alien babies, so of course there is pregnancy (and birth) on page. I found it a little weird that

This is a solidly middle of the road, super spicy, quick read. I am definitely interested in reading the other two in this series of shorts by this author because I like her writing style overall.
Profile Image for Racheal.
721 reviews13 followers
August 27, 2024
Gaaaaah!!! That ending! I need to know her name!😅

While I'm not one to usually pick up a book that has heavy bdsm/rough play in it, I took a chance on this one because of other factors I thought I might like and too, because the cover is just blatantly amazing. This novella didn't disappoint!

The beginning does start off hard and rough as it jumps into the heart of the story. Drohako and our FMC start off on a very scorchingly hot note!🥵 Legit, this novella is packed full of spice!! Towards the beginning, I was questioning how much Drohako respected or cared about our FMC to begin with because of how he was treating her, until it became apparent that it was just part of his culture/warning up to her. Not to mention that she was loving every minute of it. Drohako has a gruff and stony air about him when the FMC first meets him. But as the story moves on, that air thins out into a MMC who cares deeply for his FMC. The worldbuilding in this book was very well done. I would love to explore it more! While this novella is obviously about a Barbarian, Drohako and his culture kinda gave me some viking vibes.

If you're looking for a short, steamy read with an alien barbarian and bdsm vibes, this is the novella for you!
Profile Image for Rae.
84 reviews3 followers
September 17, 2024
Review
Okay, this novella goes HARD. It’s very smutty, and more importantly, it’s braver than most when it comes to dominance and submission. It’s edgy in that there are things that the FMC doesn’t like, but it’s also constantly edged in pleasure and we get peeks into the submissive that she truly craves to be. Their journey isn’t just sexy rough bedroom roleplay, but that of a lifestyle.

It’s a tricky balance to try to achieve, especially in a novella that’s less than a hundred pages. Most of the time, I’m just frustrated and turned off by the FMC dissolving into her partner being her primary focus in life. It usually feels cheap and makes me dislike the characters. But I feel like this author did a good job with this particular flavor of spice and power exchange relationship.

It’s a short read so we don’t get massive character depth, but I did like the MMC. For being an asshole barbarian, and very much a top with particular demands expectations of his bottom, we still see just enough vulnerability to make him likable. There were parts of the story that felt a little choppy and rushed, but I’m still rating it pretty highly purely out of the enjoyment factor.

Tropes
Forced Proximity
Size difference
Fated Mates
S/M
Brat taming
Profile Image for Kelly.
5,988 reviews238 followers
December 29, 2025
Okay. Straight up, I liked this little nugget. Our FMC (who wasn't given the chance to give her name until the end, so we never actually learn it. This makes writing this review a little problematic since I will be referring to her as FMC, but it otherwise not an issue) signs up for an alien breeding program since she, umm, likes her sex-ay times a little on the rougher side. She's more resigned to the birthing part of the breeding program than excited by it, but the rough, no-holds-barred sex? She's DEFINITELY down for that.

The big purple alien that hones in on her is everything she wanted. What she didn't expect is that his mating knot would mark them as mates and her big rough barbarian isn't about to let her go. This honestly isn't an issue since she likes the guy and everything he does to (and for) her. In fact, when push comes to shove, she's more than willing to break a few rules to make sure they stay together.

Nicely naughty with a little alien submission (or maybe submission to the alien? Why not both?!?!) to keep things fun. *thumbs up*

-Kelly @ Reading the Paranormal
1,335 reviews
May 31, 2026
I was put off a little by this one in the beginning but this one surprised me in a good way! I actually fell for this story and the characters and would have loved to read more from this world and from them, not gonna lie. Easily 4 stars from me!

It was funny with the language barrier/meaning between the two and how spitfire and strong willed they both are haha. The steam in this one was off the charts and liked a lot of the scenes. This one has some plot too, I appreciated the males raise the young but you don't get to keep them so they go more communal living and once these two were mated they had to come up with a Plan B. I liked their furry friend and how he shown his approval of her haha. That made me laugh so hard. The brute was confused as all get out haha. The way she had to do something pretty bad for survival was commendable and I could see why he fell for her and ensured she knew she was a warrior. I will say I was annoyed about not know her name dang it hahaha. Nice twist by the author.

Reading the 3rd and last one right now and am already digging the Beauty and the Beast vibes and the Bubble Babes tie-in/intro as well. Will review that tomorrow once I'm done!
Profile Image for Carlislethesucker uwu.
323 reviews2 followers
July 2, 2026
Honestly I forgot this was a short story but I've read the other alien smuts by this author so not too bad.

I will say the emphasize on the FMC looking for rough sex right out the gate scared me a little tbh because like girl tearing is very common if not prepped correctly but you do you ig.

Like honestly some bits of this I side eyed the FMC but also I get for the sake of plot that this was a truly different person and I appreciated that brcause no way in hell would I sign up for any of that.

Just a side note but the no bathing situation would make me crash put because yeah sex with a 2 dicked alien barbarian sounds hot until you realize you're just bathing in some magical thick water at best but you're CHOOSING to get fucked into the dirt everytime?? Sure Jan......

Overall an interesting short atory and I will be reading the rest of the series since it's available on KU now lol
This entire review has been hidden because of spoilers.
Profile Image for Lucy.
1,331 reviews26 followers
July 22, 2025
This was barely over 100 pages. There isn't really any background and the world building is nonexistent. This is literally about a human woman that signs up for a breeding program so she can get violently railed for 3 months by giant purple aliens. And you know what? Valid.

It was short, spicy, and very kinky. Size kink. Breeding kink. Knotting. Weird phallus. I mean, if you can think of it for an alien romance, it's probably there. I was just here for an unhinged book to help prevent a reading slump. I don't know if it helped, but I certainly didn't hate the attempt.
Profile Image for Alex Silver.
646 reviews23 followers
December 14, 2025
4.3/5

It wasn’t romantic or loving but it was hot and short. I think the MCs did love each other though it wasn’t explicitly said (at least not by him).

Single POV (FMC)


Alien barbarian. Breeding grounds that FMC signs up for. Surprise mates. No sharing. No virgins. Breeding. Knotting. Stolen away. Rough sex. Healing waters. Stuffing. Stretching. Fisting. DP. Two cocks. DVP. Anal. Squirting. Pregnancy. “Birth”. HFN.

Triggers: she murders someone who tries to take her away. Birth. Painful rough sex.
This entire review has been hidden because of spoilers.
Profile Image for Chenelle Putty.
72 reviews1 follower
January 11, 2026
Short, filthy, and…sweet?

I came for the alien smut, and discovered a surprisingly sweet (and also deliciously filthy) strangers to mates romance.

This short story has a giant, buff alien with “special equipment “, a moose tiger (tiger moose?), and a baby situation that closely resembles Panda reproduction… sort of.

Submitting to the Alien Barbarian was a fun short story, and def worth a read.
Profile Image for Biblio.
Author 8 books242 followers
October 17, 2024
I loved this story and our alien barbarian. Purple, strong, rough around the edges and two dongs? SOLD. I loved the sci fi birthing elements and I thought it was totally unique. Drohako becoming a big ol softie too melted meeee. I love it. I need more alien barbarians stat!
Profile Image for Lanae (findmeonsmutlane).
876 reviews29 followers
January 5, 2025
This was 100 pages of just spicy ridiculous submissive breeding kink. And I def enjoyed it 😂😂 but I also have some seriously questions.

Double peens that twist around each other and then unfurl INSIDE? How. HOW.

Also that ending? Like what in the actual f.

But, entertaining af.
Profile Image for Tony.
1,748 reviews
August 31, 2024
I was not sure about this story when I got started, however by the end I was fully invested in this couple and the life they will lead. They are breaking all the rules and I'm here for it.
Profile Image for Hungry Rye.
478 reviews215 followers
September 9, 2024
Rated 3.5 stars on storygraph.

For a smutty little novella Petra Palerno really hit the nail on the head with all the spicy scenes.
95 reviews
November 16, 2024
This was exactly the short and smutty book I was hoping it would be, I can’t wait to read more from the series!
Profile Image for Nicole.
366 reviews11 followers
March 2, 2025
Exactly as advertised

You get an excellent Alien short story exactly as advertised. Lots of spicy goodness with a hint of sweet romance.
Profile Image for Kitty Montigny.
49 reviews1 follower
August 27, 2025
This short story delivers what it promises. It’s not emotionally or intellectually deep. (Pun intended)
It’s just ridiculous kinky sci-fi fun.
Profile Image for Nicole.
137 reviews3 followers
October 22, 2025
Short, spicy, and to the point. 🔥
This entire review has been hidden because of spoilers.
Profile Image for Mariah.
3 reviews
January 1, 2026
I loved this book! there are so real cute, cheeky moments between the two. I definitely had some blushing giggles from this one.
284 reviews
January 19, 2026
Different

Well that was intense and different. Very wow. It was interesting about growing a baby in a pod after getting pregnant poppong it out pretty quick.
Displaying 1 - 30 of 39 reviews