![Koui-san's Book [Gratitude Deeper than the Ocean]](http://img.dlsite.jp/modpub/images2/work/doujin/RJ248000/RJ247143_img_main.webp)
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| Release date | Feb/25/2019 |
|---|---|
| Author | そのたおおぜい |
| Age | |
| Product format | |
| File format | |
| Supported languages | |
| Page count | 28ページ |
| Genre | |
| File size |
7.28MB
|
Product summary
You live with the school's nurse Koui san.
As a reward for your good grades, you get an ecchi reward.
A story where Koui san slowly teaches him sexual things.
28 pages total
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Works available for sale
![Koui-san's Book [Gratitude Deeper than the Ocean]](http://img.dlsite.jp/resize/images2/work/doujin/RJ248000/RJ247143_img_main_240x240.jpg)
