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Expansion Stories

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Breast Expansion

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Belly Expansion

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Butt Expansion

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Hourglass Expansion

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Join Fiona Mystica, the cheeky growth witch, as she tests out some of her new spells and shares the exciting results! There are 5 spells included in this collection: Breast Expansion, Butt Expansion, Height Growth, Weight Gain and Muscle Growth.

Mystica is the new discord bot in the SGA Discord server, and she can help you grow into your own giantess as well as tell fun giantess stories and minigames. Join the server if you’re interested!

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Mystica's Growth Stories

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Your girlfriend Erika casts a spell to make her into the most powerful creature ever, but is surprised when she starts growing a snake tail. Listen to her ongoing transformation as she begins to evolve into a more and more powerful creature.

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Your Serpentine Girlfriend

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Your night plans have collapsed, so you'll have to spend the night at home with your roommate Charlotte. She suggests she could grow her breasts and butt to pass the time. Might as well play along, you're stuck with her after all.

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Stuck with Me

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This was it, you were coming close to the destination. The now giantess Sarah was carrying you the rest of the way now, and only growing bigger as you approached. But, would you be able to achieve what you came here for?

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Crossing the Giantess - Part 3

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Crossing the giantess has been progressing well, though Sarah has starting to grow as well, the crossing was beginning to have some complications, though none that were particularly unpleasant. If anything, Sarah’s increasing lust was rather enjoyable, though her continual growth might make things difficult.

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Crossing the Giantess - Part 2

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She was absolutely gigantic. Estimates stated that she was at least 60 miles tall, but she was far far bigger than that. The difficulty with estimating it was that she just wouldn’t stop growing. She would certainly take a while to cross, so you and your traveling companion Sarah had better start climbing.

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Crossing the Giantess - Part 1

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You arrive to spend Christmas eve with two girls who, when they wear their magical Santa hats can grow their bodies at will. But, which will end up bigger, and which will you spend your time with? This is Zara’s Route, the younger and more energetic of the two sisters.

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A Growing Christmas Contest - Zara’s Route

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You arrive to spend Christmas eve with two girls who, when they wear their magical Santa hats can grow their bodies at will. But, which will end up bigger, and which will you spend your time with? This is Luna’s Route, the cool and sensual older of the two sisters.

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A Growing Christmas Contest - Luna’s Route

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Stuck in the clutches of a giantess demon girl, things are looking rough, but your sexual haunted house tour is far from over, and rescue isn’t far away, though you get the impression things are only going to get more and more crazy towards the end.

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Horny Haunted House - Part 2

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A new haunted house is on, so you decide to pay it a visit, though the scares in this house seem to have been replaced with sensual encounters and curvaceous monster girls. Just where will your tour take you?

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Horny Haunted House - Part 1

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In the circus of your dreams, some very inflatable clowns have fun inflating each-other, and teasing you, but just how big will this big finale be, and will the big top survive?

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Blowing Up Big in the Big Top

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Your new job begins soon! Make sure you lock the door on your way in, and please don't tamper with the animatronic girls. They have been known to become quite arousing.

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First Night at Francesca's

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