元陰キャの巨乳ヤリマン妹がエロすぎて、お兄ちゃんはもう...!! Moto_InCha_No_Kyonyuu_Yariman_Imouto_Ga_Erosugite,_Onii-Chan_Wa_Mou...!!
A [[doujinshi]] series by artist [[Tsukumiya Amane]] published under circle Ichibocchi.

h4. Characters

* [[natsuki_(bookworm_little_sister)|Natsuki]]

h4. External links

* "DLsite":[https://www.dlsite.com/maniax/fsr/=/title_id/SRI0000034211/order/title_d/from/work.titles]
* "Melonbooks":[https://www.melonbooks.co.jp/search/search.php?mode=search&search_disp=&category_id=0&text_type=&name=元陰キャの巨乳ヤリマン妹がエロすぎて、お兄ちゃんはもう]
moto inkya no kyonyuu yariman imouto ga erosugite onii-chan wa mou...!!