Resized to 85% of original (view original)
Artist's commentary
A girl who was given a punishment game where she needed to have a balloon inflated inside her panties, and it got pretty risky
I didn't think you'd be inflating it this much!!!
＿人人人人人＿
＞ BANG! ＜
￣Y^Y^Y^Y￣
On Ci-en there is an accompanying story↓ (anyone can read it)
https://ci-en.dlsite.com/creator/4565/article/487669