![Big Sister Hates to Lose [mamekkusei]](http://img.dlsite.jp/modpub/images2/work/doujin/RJ264000/RJ263835_img_main.webp)
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| Circle | mamekkusei |
|---|
| Release date | Sep/07/2019 |
|---|---|
| Age | |
| Product format | |
| File format | |
| Supported languages | |
| Genre | |
| File size |
452.75MB
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Product summary
My older sister Nako absolutely hates to lose.
No matter what game, she won't stop until she wins.
One day I start masturbating plainly in front of her.
She won't back down from this challenge either, so things escalate...
Her friend Tomoko joins in the competition too....
1 cover
19 base CG
131 main images
131 text-free variations
263 in total
1600x1200 image size
CircleProduct List
Works available for sale
![Big Sister Hates to Lose [mamekkusei]](http://img.dlsite.jp/resize/images2/work/doujin/RJ264000/RJ263835_img_main_240x240.jpg)
