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Chapter 12
What mode does she set it to?
Manual Mode! (Supercharged)
"OK, I think I'll take this into my own hands. Pound-O-Matic, initiate Manual Mode!" Myra says to the machine.
It replies "You have selected Manual Mode! Please take the remote control located on the side of the Pound-O-Matic. On it, you will find a speed control setting for the sexual extremity as well as a few more functions. If you wish to end the procedure, simply return the remote to its slot."
You watch as Myra walks over to the machine and takes the remote in her hands. It's not too big, just like a standard TV remote. It has a few dials and a bunch of buttons on it, as well as a few little screens. You notice the expression on her face turn to a slightly devilish grin as she looks upon the remote. When she locks eyes with you, a chill runs down your spine. This machine is probably capable of a lot, and Myra's in full control. You take another look at the big purple dildo hanging off of the machines metal rod and gulp, as you realize that your ass is definitely gonna be a bit sore after this.
"Alright then. So we have a few choices to start off... Let's start simple." Myra says and clicks a button on the remote.
The purple dildo starts moving forward, nearing your sphincter. You squint your eyes and let out a groan as the 3-inch thick rod penetrates you. It continues sliding in deeper and deeper until it bottoms out, leaving all 9 inches of rubber up your ass. Your stomach noticeably bulges from the size of the thing. Then, it starts moving back out again, right down to the tip.
"Ugh, this is taking too long. I think this controls the speed..." She says and starts turning a dial on the remote. Suddenly, the dildo starts going in and out of you at faster and faster speeds. Every thrust presses hard against your delicate prostate, building up your arousal. It goes faster and faster as Myra continues to turn the knob.
"Huh, let's see what this squiggly line button does..." Myra presses a button on the remote and the shaft bounding your anus starts violently vibrating.
It shakes pretty wildly against your prostate, building your erection even faster and making you moan out loud.
Myra looks slightly surprised and says "Ooh, fun! Let's make this thing go even faster!"
She turns the speed dial even more and needless to say, it starts pounding you faster, all while vibrating. You try to compose yourself but the intense sensations make you moan, yelp and groan from pleasure.
After a few minutes of this, Myra says "OK, let's add another effect. How about... this!"
She presses a button and the dildo starts growing in size, getting wider and slightly longer the longer she holds it down. You yell out as the toy stretches out your asshole and rectum. After a few seconds, she lets go and the toy stops growing. It's gained a couple of inches in diameter and length, making itself way more prominent inside your anus.
After a few minutes of being fucked like this, Myra once again presses a button and says "This one has a triangle on it. Let's see what it does!"
After pushing the button, the dildo starts slightly spinning but quickly gains speed. After a few seconds, it feels like a giant drill was just inserted inside of you.
Myra giggles to herself and says "Oh man, this is fun! I think I found my favorite mode."
Before Myra can press another button, you feel the urge to cum overtake your body. You start breathing quicker and buck your hips. The overwhelming sensations in your ass drive you over the wall, making you blow your load all over the machine. Ropes of cum shoot out of your twitching dick before your orgasm ends.
Myra looks at the scene and says "Just because you came, doesn't mean I'm done with you, squirt. There's still half of the remote I haven't explored yet. Now let's see what this button with a mouth drawn on it does..."
Myra presses the button, while the giant dildo still keeps pounding your insides. Suddenly, the top of the Pound-O-Matic opens up and out comes another metal rod with a similar looking purple dildo as the one in your ass looked like at the start. The rod starts bending and stretching forward, moving over your body and positioning the dildo over your mouth.
Myra says "Oh, I see... I guess this will just get in the way then."
She moves over to your head and removes your gag. You take a quick inhale, but Myra instantly presses another button on the remote, sending the dildo in front of your mouth inside it. You slightly gag as the rubber shaft penetrates your lips, but the tip seems to be coated in some sort of sweet tasting liquid. You start licking the tip with your tongue, lapping up the delicious nectar. Myra moves her hand over to a different dial on the remote and starts slowly turning it. The dildo starts slowly sliding inside your mouth hitting the very back of your throat and going beyond until all 9 inches are inside you. You gag and **** loudly, but thankfully the toy starts moving back out. After just the tip remains in your mouth, it starts sliding back in again. It's getting really hard to concentrate, as there now are two dildos you have to worry about. The one in your ass is still pounding it wildly, leaving you to moan around the purple rubber shaft.
Myra says "Let's see how well we can replicate both of your toys now..."
She starts pressing multiple buttons on the remote, and the dildo inside your mouth starts gaining the characteristics of the one inside your anus. It grows a few inches longer, letting it reach even deeper in your throat. It also grows a couple of inches wider, pushing your jaw to its limits. As before, it starts violently vibrating inside your throat, making you gag about twice as frequently. Then, it starts spinning and twirling around in your mouth all while pounding your throat. Your eyes tear up at the two very assertive dildos assaulting your holes, but the situation has got you considerably aroused, making your erection grow once more.
Once you spend a few minutes being blasted by the two cocks, Myra speaks up "Well, there's really only one more button on this thing. The one with the star symbol..."
As she presses the button the machine says "Supercharged mode engaged! Using all available power for maximum stimulation. Starting... Now!"
Just then, you feel both of the rubber cocks get EVEN bigger. Each growing to about 12 inches in length and 5 inches in diameter, almost meeting each other when they both go all the way inside you. The vibration is also about twice as noticeable, feeling like subwoofer was placed in your ass and mouth. The spinning has also gotten about twice as fast, literally drilling your insides as you get penetrated. Finally, the purple punishers gain even more speed, practically jackhammering your ass and throat at the same time. Your body is in a real mix of emotions. The discomfort is overpowered by the amazingly stimulating feeling on your prostate and mind as you get fucked by this contraption.
Myra puts the remote down and just watches as the Pound-O-Matic clobbers your insides with no remorse. Spit flies out of your mouth as the now glistening purple shaft rapes your throat, practically killing your gag reflex from the punishment. The monster in your ass undoubtedly will be leaving you wide legged for some time now as it demolishes your rectum and prostate alike. You are one big fuck bag, being dominated by this machine, and you fucking love it. Without much hesitation, after about 10 minutes, you let out a garbled scream and orgasm a second time. This one is even bigger than your first and makes your cock spray semen all over the machine again, even getting some stray cum on Myra.
After about a minute long orgasm, you feel the dildos in your body start to retract. They stop spinning, vibrating and shrink down to their original size. They quickly fly out of your quivering orifices and retract back into the box. Your body is left a shaking mess, but a big smile stretches across your face.
Myra walks over you and says "Now that's a sick freak if I've ever seen one. I don't know whether to be impressed or repulsed from your odd sexual desires. Anyway, I'm pretty sure we're done with the Pound-O-Matic for now."
Myra places the remote back in the slot where she got it from, places the gag back on your face and cleans herself off of your cum.
Is she done with you?
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Lab Rat
The Futanari Production and Research Center has some models that need testing!
You are the lucky guy to be excepted into a secret underground facility as a lab rat. You will be undergoing many different tests to find out the capabilities of genetically grown dick girls. (Cover art by Zheng)
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Updated on Jan 8, 2020
Created on Dec 28, 2017
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