ass_expansion
When a character's ass is shown to be growing or implied to have grown from a smaller to a larger size.
Examples
* !post #7205692
See also
* alternate ass size
* breast expansion
* Tag Group:Body Parts
Aliases: none
When a character's ass is shown to be growing or implied to have grown from a smaller to a larger size.
* !post #7205692
* alternate ass size
* breast expansion
* Tag Group:Body Parts