Netorare Boukan Nikki ~Hentai Ishi no Seikenkyuu no Ejiki to Nari Risei no Kamen o Hagarete Yogari Nakasareru Ore no Imouto to Osananajimi to Sensei~

寝取られ・傍観・日記～変態医師の性研究の餌食となり理性の仮面を剥がれてヨガり泣かされる俺の妹と幼馴染と先生～
Netorare Boukan Nikki ~Hentai Ishi no Seikenkyuu no Ejiki to Nari Risei no Kamen o Hagarete Yogari Nakasareru Ore no Imouto to Osananajimi to Sensei~
Netorare Boukan Nikki ~Hentai Ishi no Seikenkyuu no Ejiki to Nari Risei no Kamen o Hagarete Yogari Nakasareru Ore no Imouto to Osananajimi to Sensei~
VNDB 5.58/10
Dist.

Score distribution Median: 6 Average: 5.42 Bayesian: 5.58 18 votes

9
1
8
2
7
1
6
6
5
3
4
1
3
3
2
1
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EGS 48/100
Dist.
Score distribution Median: 48 Average: 45 Bayesian: 60.31 12 votes
70-79
1
60-69
3
50-59
2
40-49
2
30-39
2
10-19
2
Original Language
ja
Aliases
Netorare Idle Watching Diary -The pervy flu stole my sister, friend and teacher-
Released
2010.12.10
Developer
Dieselmine
Publisher
jaWORLD PG
External Links
vndb

Tags

Remote-controlled Vibrator2.5 Heroine with Glasses2.5 Netorare2.5 Student Heroine2.3 ADV2.3
+35
Bondage2.3 Vibrators2.3 Dildos2.2 Lesbian Sex2.0 Multiple Endings2.0 Other Perspectives2.0 Cunnilingus2.0 Heroine Having Sex with Others2.0 Nukige2.0 Group Sex of One Male and Several Females2.0 Male Protagonist2.0 Voyeurism2.0 Close-up CGs2.0 Heroine with Big Breasts2.0 Heroine with Pubic Hair2.0 Student Protagonist2.0 Sexual Devices2.0 Cowgirl2.0 Erotic Electrostimulation2.0 Group Sex of Several Females2.0 Teacher Heroine2.0 Illness2.0 Consensual Group Sex of One Female and Several Males1.8 Anal Toys1.7 Tribadism1.7 Feet Licking1.7 Female Ejaculation1.5 Enema1.3 Group Sex of One Female and Several Males1.3 Wooden Horse1.0 Rope Bondage1.0 Intercrural Sex1.0 Leather Bondage1.0 Suspension Bondage1.0 Sexual Blindfold1.0
The protagonist was a regular student (male). His strict role model female teacher, tender and shy female friend and super cute imouto were all part of a fun academic life.

But one day something strange happened to his teacher. It seemed to be an airborne infection. Then it spread to his friend and sister. They all became.. strange. It wasn't clear, but the girls were... different.

To learn what's come over them, he followed them...

Mihashi Kotomi
Mihashi Kotomi
深橋 琴美
primary
CV:Nekokoma Yuzuru
Sakai Nana
Sakai Nana
左海 奈々
primary
CV:Ayana Maria
Komori Haruka
Komori Haruka
小守 春香
primary
CV:Haichi Yuu
Mihashi Taiki
深橋 大樹
main

Original edition

art
Ayakaze Ryuushou
scenario
Mizukami Neon