The first thing that some guy is going to want to do, after science invents a way to create and attach organs, is make another dick that he can put over the first one.

Base +12, Nights002 +7, MonsterDarling +11, smillz999 +10, Tibbl +6, dolphinslow +22, psicomenace +10, faytT +9, Shimata +8, MASigma +11, dotten-line +8, Angeli +6, danixxx +31, and 4 more...

is this a better version then this one?: https://e-hentai.org/g/321519/3f8cb7b904/

Base +14, lolzord +11, psicomenace +10, Supergang +19, MASigma +11, danixxx +31

Oh great, now I'm going to have to re-edit my english version of this with the new scan...

Base +22, 78bearded +5, MASigma +11, THDE -5, danixxx +31, dirtyhairry +15

http://www.doujinshi.org/book/378044/SISTER-FRIEND/
Alternative RAW: https://e-hentai.org/g/321519/3f8cb7b904/
English Translation: https://e-hentai.org/g/331080/1635e0f981/
French Translation: https://e-hentai.org/g/850537/0e30677956/
Spanish Translation: https://e-hentai.org/g/445101/870dc3156d/
Thai Translation: https://e-hentai.org/g/719023/163e921641/
Korean Translation: https://e-hentai.org/g/321837/91b0489573/
Chinese Translation: https://e-hentai.org/g/335214/c4d6075c80/

Base +43, OtakuSuicida +5, Ryo75 +14, time天使恋曲 +6