She is self conscious. Once it is over she will most likely slump into relaxation.
- Parodies: Original
- Other Name: (C94) [Rico-ba (Rico)]お兄ちゃんとセックスけんきゅう[中国翻訳]
- Categories: Doujinshi
- Source: Nhentai
- Tags: Lolicon, Sole female, Sole male, Glasses, Blowjob, Incest, Sister, Read hentai manga, Hentai games
- Artists: Rico
- Groups: Rico ba
- Languages: Translated, Chinese
Hentai: (C94) [Rico-ba (Rico)] Onii-chan to Sex Kenkyuu [Chinese] [山樱汉化]
