Chapter 4
by 
BoobSweat
Puberty Arrives
Growth Spurt
This chapter is in moderation.
The chapter content will be available again soon.
Thank you for your patience!
The gap widens
This is simply another version of my previous story, but instead of being satire, it's serious. In this world the main character is a male, he has a little sister, and her penis is much bigger than his. All that is typical of this scenario will ensue.
Updated on Oct 7, 2025
by BoobSweat
Created on Jun 5, 2021
by Torcoolguy
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