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Language:
English
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Published:
2025-12-18
Words:
1,441
Chapters:
1/1
Comments:
8
Kudos:
51
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Foreign Object

Summary:

SecUnit allows Mensah to open it up.

Notes:

Pure, unadulterated smut.

Work Text:

 

She had it splayed out in front of her, knees open as if preparing for a medical examination.

“Are you okay?” Mensah’s tone was full of awe, her voice a hushed whisper. She’d known the newly created compartment could take a lot but this was-

When she got the affirming ping, she pushed a little deeper. The tapered tip had already sunk past the soft folds of the artificial entrance, the ridged middle section fast approaching. There was some resistance, but with Mensah’s gentle encouragement, its body adjusted to the intrusion and opened further for her. 

The implement was large. Much larger than anything she’d ever be comfortable using on herself. A sort of joke present gifted to her by Tano on the anniversary of their marriage union. She remembered laughing when she unwrapped the thing, hefting the weight from one hand to another in jest, never considering that one day she’d actually have a chance to use it. 

Although SecUnit had been adamant that little preparation would be needed, Mensah had insisted upon it. She’d coated her fingers in a thick layer of lubricant (much to SecUnit’s chagrin) and slid them into the slick tight hole. It was so soft, she’d thought, velvety smooth and so incredibly warm, wrapping around her like a vice. 

One finger, then two, three. By the fourth, the soft flesh had been parting with ease as she stretched it, open and pliable around her fingers. It hadn’t taken long at all. If she’d kept going, she probably could have fit her whole hand, felt the contractions of its inner muscles as it breathed. 

Mensah was by no means a large woman, but her muscles were built up from a lifetime of physical labour around the farm. The toy was as long as her forearm, and about twice as thick. It seemed almost impossible that any of it would be able to fit, let alone all of it. 

And yet, with her careful guidance, the tight walls of its insides continued to spread and the toy sank deeper into its body. 

It was just past the halfway point now, the folds of its artificial opening stretching wide around the toy's girth. The widest part was at the flared base, and SecUnit had assured her with absolute certainty that it would be able to take it. All of it. 

She shuddered in anticipation. 

Three quarters of the way down now, she licked her lips. Mensah’s whole body was tense and beading with sweat. She couldn’t look away, transfixed by the delicate, almost fragile looking tissue straining perversely around the monstrously large intrusion. 

“Are you breathing?” She asked tentatively. It snorted a barely audible laugh but otherwise made no other acknowledgement. If she didn’t know SecUnit so well, she might have thought it looked bored. Its face had remained still and impassive, even as she continued to fill it. 

“It’s almost there, just the last little bit.” Her breath hitched in her throat, blood pumping loud in her ears. 

Her fingers were starting to cramp, spread wide around the thick base of the toy as she gripped it. Its body continued to generate internal lubricant, easing the glide of the toy deeper into its body. It made a little noise as the last few centimetres of the toy entered it fully, sucking it flush against the base. 

“Fuck!” Mensah exclaimed softly, staring reverently at the product of her work. She had done this. It had allowed her to do this. A warm feeling spread throughout her body.

There was a small mound low down on its belly, the tip of the toy pushing through its abdominal muscles slightly. Fuck that was…

What parts of its internals were being shifted around right now? Had been pushed to the side just so the implement could fit? Shivers of arousal tingled up and down her spine. 

“Is it too much?” She asked, hands trembling slightly. 

“No its-” SecUnit blinked, almost as if it were just now considering how it felt. “It’s weird, but it doesn’t hurt.”

“How do you feel?” 

“A little strange, but not bad.” Its gaze focused on a far corner of the room. A drone circled above them, she knew it was viewing all of this from a better vantage point. She wondered what it was thinking now, seeing itself spread open like this. 

“I feel…” It trailed off.

“Full?” she suggested. Her eyes shone, pupils blown wide. 

“Yeah.” Its eyes met hers, noting her expression of awe. “You are enjoying this?” 

It wasn’t really a question. She swallowed, “Yes.” 

“How long do you usually…?” It shifted slightly, propping itself onto its elbows. The base of the toy moved with it. 

“Do you want me to take it out?” She asked.

“That’s okay.” It shifted again, moving itself further down the pillows. She searched its features for any slight hint of discomfort, but there was little to read in its blank expression. A tiny crinkle formed in its brow and its mouth parted slightly. 

“You don’t have to- If it's starting to hurt...” 

“It’s not uncomfortable.” SecUnit interjected gently. It didn’t sound like it was in any pain, although she knew it probably had its sensors tuned all the way down. That was okay, it had assured her that the cavity was capable of expanding far beyond its standard width and depth. 

She ground her heel against her aching clit. This wasn’t even the limit of what it could take. 

“Does it feel… good?” She asked, more out of curiosity than any desire for it to admit to sexual gratification. It had opted out of the receptors that would have allowed it to feel any pleasurable sensations there. Maybe that was for the best, she could scarcely imagine how it might feel, all those nerves, being pressed out, stretched almost to the limit…

Its head tipped back onto the pillows, staring up at the ceiling, “It feels good for you.” 

She couldn’t disagree there. 

“Can I?” Mensah’s hand hovered over the protruding lump on its stomach. It nodded. 

Her hand shook slightly as she reached towards it, stroking down the soft flesh of its abdomen. When her palm made contact, she felt it twitch slightly, the toy jostled by the contractions of its insides. It exhaled, a short ‘hah’ noise, so soft she almost missed it. 

The taut muscle of its stomach rippled slightly, another involuntary pulse, as the toy rubbed against something sensitive deep within it.  

“I can definitely feel it now.” SecUnit said, and was it just her imagination or did it sound a little strained? It wasn’t looking at her anymore, gazing downwards at the slight distention in its belly through half lidded eyes. Its bottom lip hung open, shiny and wet and its cheeks were tinged pink. 

Mensah couldn’t stop the choked moan from working its way out her mouth. A roiling wave of arousal surged through her, at the sight of it reclined on the bed, legs spread with the base of the toy plugging its hole. Another surge pulsed through her upon the realisation that due to the toys positioning, it couldn’t physically close its legs like this. It was stuffed so full, sealed so tight around the toy, not even a drop of lubricant was able to escape. 

It had permitted her this, had allowed her to fill it so completely, for no other reason than her own desire. 

“I think- uh.” It gasped again, louder this time. The toy jerked, jostled by spasming internal flesh. 

“Try to relax,” She said evenly, “Don’t move too much.”

She watched its chest rise and fall slowly, its shoulders lowering as it took a deep breath in, “Okay.”

 

The toy came out just as slowly and gently as it went in. There was resistance, its body clenched down, almost like it was trying to suck the implement back in but eventually it slid free. A thin strand of lubricant trailed from the slick entrance all the way to the bulbous tip of the toy. 

Thick lubricant spilled from its opening, forming a sticky pool between its thighs. What had been a tiny slit was now stretched wide and open, exposing the darkness of its insides. She eyed it hungrily, marvelling at the way the tissues twitched and pulsed, instinctively clenching as though there was still something lodged inside. 

A bead of glistening fluid dripped from its hole, the sensitive tissues reddened and a little swollen, but otherwise alright.

Mensah didn’t have the ability to save images to storage like SecUnit could, but the moment would be firmly implanted in her memory all the same.