>The three alicorns begin to approach filler glimmer
>"We are pleased to consummate with your filly form, Starlight. We have been locked away for one thousand years...with only rocks. We shall treat your filly ponut as we would a real-"
>"Luna, it is not the time for you to talk about your preferences. Now is the time for helping Glimmer find which friendship mentor she would be most faithful to. Glimmer, I will train your mouth to be loyal to me alone."
>"Trixie will earn the company of her lover in the Greatest and most Powerful way possible: By our most tender parts caressing each other. No other pony loves and understands Glimmer like Trixie."
>Glimmer blushes and starts shaking as the three large alicorns walk towards her
>Each pony's erection nods left to right with their steps
>As the alicorns come closer, Glimmer realizes she is at least two times smaller than even Luna, the smallest of the three
>"Now it's time for the oral part of this test, my budding student. I know that you will do well."
>Her cock is over half Glimmer's body length
>Luna lovingly strokes Glimmer's thigh from behind with her hoof
>"Thine filly body is sweet, and we know thy filly plot passage is sweetest. As Princess of the Night, we shall make all your dreams come true."
>Glimmer is levitated off the ground by a pink aura
>"And now, for the final act! Trixie earns the love of filly friend for the first time as an alicorn!"
>Trixie's lies down under glimmer, her cock the same length as Glimmer's vagina to her neck
>"gulp"
>Glimmer wonders how she will survive the onslaught
>"Worry not, little one."
>Luna kisses her pink ponut
>"Luna will use her protective spell that she uses on all the fillies and colts who may dream of her..."
>Celestia grins sheepishly at Trixie, who looks inquisitively at Celestia
>"Well, this would explain a lot about the dreams Trixie had the other day."
>Glimmer remembers the dream she had recently that urged her to use the age spell in the first place
>"Please forgive my sister, the tributes to royalty one thousand years ago were... much different."
>Luna strokes Glimmer's flank up and down
>"We hath never accommodated an unsatisfied guest, dearest sister."
>"Please, Princess Luna, whatever you would do to a filly, do to me! I want to be a good filly!"
>Luna's cock throbs hard and she steps forward, mounting her from behind
>Trixie stroke's fillyglimmy's belly
>"You're a good filly for Trixie first. Trixie will perform an act most pleasing to your needy nethers."
>Trixie lines up her cock, with it teasing Glimmer up and down with the throbbing motion
>Celestia strokes her hair and gently kisses glimmer on the snoot while whispering
>"You will be my best student, with even more potential than even twilight herself."
>Celestia steps forwards and lays her forelegs onto her sister's back in an embrace
>The solar flare boops glimmy on the lips, which start to work on her leaking head
>"Oh, how I long for these lips to speak the lessons of friendship..."
>Celestia starts to kiss Luna on the lips
>Trixie's cock throbs against Glimmer's fillyhole and starts to slide in
>"At last, Trixie will show you the Great extent of her newly expanded love!"
>Celestia steps forward, pressing her cock into Glimmer's throat and Glimmer onto Trixie and Luna's shafts
>it takes a few steps for half of each pony's length to slide in
>Glimmer starts to feel her holes filled in a way she never had before and communicates to each pony's mind with magic
>"Am-Am I doing alright? Does this feel good for you too?"
>Luna starts to hump in and out of her ponut
>"Ohh, we are most certain in our pleasure, Thine filly bottom is worthy of gobbling whole."
>"Trixie is loving every moment of this, babe. Ah, you make mommy feel so good..."
>Trixie excitedly pushes off the ground into Glimmer, still levitated in the air
>"Hng, oh my royal cock has needed this for so long! Please, lend your mentor your throat!"
>Each pony pistons in and out of Glimmer, using her like a fleshlight
>"slohsp! splap! shlop!"
>Glimmer feels the warmth start to rise through her belly
>Celestia walks closer again, driving the shafts deeper inside
>Trixie stops her legs and moves Glimmer back and forth with magic on all ponies' shafts
>"You're such a good filly, Glimmer. Now keep letting our cocks slide inside of you until we cum."
>Glim's clit starts to wink furiously
>"Mhhrm!"
>The alicorn princesses speed up, thrusting quickly and deeply
>Glimmer's mind blanks feeling Celestia's cock pressing onto Trixie's and Luna's cock on her other end
>"Oh, my lunar dust! The filly's bottom is-is!"
>"And now, f-for the Grand finale!"
>"Starlight, m-my budding blossom! I'll give you all of-"
>Trixie wraps her legs around Luna's back, pressing into Glimmer and Glimmer onto Luna
>Celestia hilts deep into Starlight, with Celestia and Luna filling her completely
>The princesses' wings splay out in orgasm
>"Aaaaah!"
>The three alicorns cry out in pleasure, each shooting viscous loads of cum into the overfilled filly
>Each member throbs out so much mare jizz that starlight's abdomen begins to expand
>"splch! spkoooirk! splosh!"
>Glimmer's head feels like it's going to explode from the pressure as she orgasms
>She would have certainly died by now without the protection spell
>"Ooohh! Ah! Nnggghhh!"
>The mares moan in harmony and empty their semen into the now rounder pink filly
>"Ahh..."
>The princesses relax, and Celestia starts to stride back
>Celestia slides all the way out, and Glimmer is pushed forward from the cum ejecting out of her rear holes onto Trixie and Luna
>"gasp! gasp! cough! "
>Cum leaks out of every mare's dick and every hole Glimmer has
>"smooch! That's my Glimmer."
>"cough! I... I want..."
>Every pony leans in to listen
>"I want you all to be my teachers... We can take turns right? Or we could do this again together?"
>"Yes! Yes! Yes! Yes! I knew it! She needed my help all along!"
>Twilight comes out behind the house, hoof and crotch soaked in her own mare cum
>Glimmer turns towards Twilight
>"You were watching us, Twilight?"
>Twilight blushes and folds her wings back
>"Oh, um. Yes. And, I would like to watch you all more, too. Heh, heh."
>"Hahahahah!"
>Everypony laughs at Twilight
5/5