Black Magic

When Sarah's great-grandmother died, she left her a strange old charm bracelet. Since she'd been wearing it, her life started to change for the better. Strangely, her friend Tim and his friends at the gym have been getting weaker ... and shorter. Meanwhile, her changing physique is affecting Sarah's personality.
This work of erotic fiction contains slow female muscle growth (FMG), feats of strength, muscle and height drain and height growth.
All characters are adults.