(NSFW + Muscle + Shrink) Strength Siphoning Sister

One day, your sister calls you into her room, and asks you to hold her hand. Hesitantly, you grab on, and a sensation flows through you. Are you... shrinking? And what's more, she seems to be getting stronger too. Just how much of your size is she planning to steal, and how strong will it make her?

Product Includes:

• Full audio story with sound effects.

• Full script.

• Exclusive story - only available here

#NSFW #MuscleGrowth #Shrinking #HeightGrowth #ClothesRipping #Sister #SpeakingToYou #ThirdPersonNarration

Cover by ThickeningAgent: https://www.deviantart.com/thickeningagent

See more stories at https://www.sgaaudio.com
Support email: sizeboxgrowthanimator@gmail.com