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Summary

Shiori has two older sisters, Amane and Misaki. People around him think he has a sister complex, so he decides to be remote and cold to them. But one day, he receives an email, "Send us a picture of you and your sisters kissing at school. If you don't, your secret will go public..." [From ErogeShop]

3jigen Shoujo o Hogo Shimashita
3jigen Shoujo o Hogo Shimashita
NAN%
Tags
  • Family Life Comedy
  • Otaku Protagonist
  • Nympho Heroine
  • Modern Day
  • Blood-related Brother/Sister Incest
Rating 6.6533 Users
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
Kresnik ~Saiin ni Modaeru Kyuuketsuki Hunter~
NAN%
Tags
  • Vampire Hunter Heroine
  • No "Keep Voice on Click" Option
  • Heroine with Shorts
  • Superpowers
  • Oneesan-type Heroine
Rating 6.8435 Users
Papa Doki! ~Papa ga Daisuki Dakedo, Kazoku Dakara Mondai Nai yo ne!~
Papa Doki! ~Papa ga Daisuki Dakedo, Kazoku Dakara Mondai Nai yo ne!~
NAN%
Tags
  • Rejuvenation
  • Fathercon Heroine
  • Protagonist's Blood-related Daughter as a Heroine
  • Homemaker Protagonist
  • Blood-related Father/Daughter Incest
Rating 6.9995 Users
Harahara Shichau!! ~Oya ni wa Naisho no Kozukuri Seikatsu~ -Amahara Izumo Hen-
Harahara Shichau!! ~Oya ni wa Naisho no Kozukuri Seikatsu~ -Amahara Izumo Hen-
NAN%
Tags
  • Reverse Rape
  • Protagonist's Full Sister as a Heroine
  • Rape with Blackmail
  • Blood-related Brother/Sister Incest
  • Only Blood-related Heroines
Rating 6.2661 Users
Ryoubo -Maternity Insult-
Ryoubo -Maternity Insult-
NAN%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Body Piercing
  • Heroine With Kansai Accent
  • Pregnancy
Rating 6.8036 Users
Classmate no Okaa-san -Immoral Teacher-
Classmate no Okaa-san -Immoral Teacher-
NAN%
Tags
  • Masturbation with Object
  • Widow Heroine
  • Sexual Fantasizing
  • Heroine with Tights
  • Naked Heroine with Apron
Rating 6.8223 Users
Imouto Ninshin
Imouto Ninshin
NAN%
Tags
  • Inbreeding
  • Only Blood-related Heroines
  • Only Protagonist's Sisters as Heroine(s)
  • Only Younger Heroines
  • Impregnation
Rating 5.5522 Users
Toraba!
Toraba!
NAN%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8824 Users
Kinshin Souai ~Haha ni Koi Shita Boku~
Kinshin Souai ~Haha ni Koi Shita Boku~
NAN%
Tags
  • Haraguro Heroine
  • Only One Good Ending
  • Dildos
  • Villainous Heroine
  • Tribadism
Rating 6.6430 Users
Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
NAN%
Tags
  • Oneesan-type Heroine
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Kissing Scene
  • Armpit Sex
Rating 7.3123 Users
Cosscos! ~Anatagonomi no Cosplay H Shite Ageru~
Cosscos! ~Anatagonomi no Cosplay H Shite Ageru~
NAN%
Tags
  • Sex Involving Smegma
  • Shapeshifting
  • Ejaculation Forewarner
  • Pantyjob
  • Heroine with Intake Hairstyle
Rating 6.8827 Users
Futa Ane ~Bitter & Sweet~
Futa Ane ~Bitter & Sweet~
NAN%
Tags
  • Incest Romance
  • Twin Sisters as Heroines
  • Shimaidon with Twins Ending
  • Divorcee Heroine
  • Blood-related Brother/Sister Incest
Rating 7.4723 Users
D-EVE in you
D-EVE in you
NAN%
Tags
  • Japanese Idols
  • Idol Heroine
  • Singer Heroine
  • Heroine with Intake Hairstyle
  • Exhibitionism
Rating 7.0925 Users
Yokorenbo ~Immoral Mother~
Yokorenbo ~Immoral Mother~
NAN%
Tags
  • Non-blood-related Mother/Daughter Incest
  • Fathercon Heroine
  • Sex with Sleepers
  • Protagonist's Blood-related Mother as a Heroine
  • Protagonist's Non-blood-related Sister as a Heroine
Rating 7.2183 Users
Douryou no Oku-san ~Netori Tsuma, Netorare Tsuma~
Douryou no Oku-san ~Netori Tsuma, Netorare Tsuma~
NAN%
Tags
  • Netori
  • Clothed Male Naked Female
  • Wake-up Sex
  • Love Hotel
  • Sex in a Vehicle
Rating 7.0626 Users
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
NAN%
Tags
  • Rounin Protagonist
  • Brother/Sister Romance
  • Blood-related Brother/Sister Incest
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 6.8149 Users
Love Fetish ~Ashi Fetish Ashikoki Hen~
Love Fetish ~Ashi Fetish Ashikoki Hen~
NAN%
Tags
  • Feet Licking
  • Flat Tints Only
  • Footjob
  • Legwear Footjob
  • Modern Day
Rating 7.1224 Users
Mama no Bonyuu
Mama no Bonyuu
NAN%
Tags
  • Protagonist's Non-blood-related Mother as a Heroine
  • Artist Heroine
  • Artist Protagonist
  • Boobjob
  • Lactation During Sex
Rating 6.4929 Users
Swindle
Swindle
NAN%
Tags
  • Blind Heroine
  • Rape by Deception
  • Gauge Display
  • Hospital
  • Armpit Licking
Rating 7.0521 Users
Iyashinbo ~Sekai de Ichiban Suki na Hito~
Iyashinbo ~Sekai de Ichiban Suki na Hito~
NAN%
Tags
  • Mother/Son Romance
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Shota Protagonist
Rating 7.7489 Users
Himitsu no Itazura ~Kazoku ga Amari ni mo Miryokuteki nano de Kossori xx Shite Miru Koto ni Shimashita~
Himitsu no Itazura ~Kazoku ga Amari ni mo Miryokuteki nano de Kossori xx Shite Miru Koto ni Shimashita~
NAN%
Tags
  • Sex with Sleepers
  • Twin Buttjob
  • Only Protagonist's Relatives as Heroine(s)
  • Heroine in Relationship with Other(s)
  • Rape Involving Drugs
Rating 6.3333 Users
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
NAN%
Tags
  • Unbeknown Incest
  • Yamato Nadeshiko Heroine
  • Heroine with Children
  • Cook Heroine
  • Mother/Son Romance
Rating 7.3257 Users
Aneimo Neo ~Second Sisters~
Aneimo Neo ~Second Sisters~
NAN%
Tags
  • Protagonist's Aunt as a Heroine
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Romancing a Family
  • Oneesan-type Heroine
Rating 7.1137 Users
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
NAN%
Tags
  • Incest Romance
  • Daydreams
  • Oyakodon Ending
  • Widow Heroine
  • Middle School Student Heroine
Rating 6.8457 Users
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
Sister Scheme ~Onee-chan to no Shikata ni Tsuite~
55%
Tags
  • Rape by Proxy
  • Newspaper Club
  • Sex Under the Necessity
  • Discipline Committee Leader Heroine
  • Painter Protagonist
Rating 7.3764 Users
Sister Scheme 3
Sister Scheme 3
32%
Tags
  • Rape by Proxy
  • Non-blood-related Brother/Sister Incest
  • Protagonist's Non-blood-related Sister as a Heroine
  • Deredere Heroine
  • Brocon Heroine
Rating 6.7243 Users
Yokorenbo ~Immoral Mother~
Yokorenbo ~Immoral Mother~
32%
Tags
  • Non-blood-related Mother/Daughter Incest
  • Fathercon Heroine
  • Sex with Sleepers
  • Protagonist's Blood-related Mother as a Heroine
  • Protagonist's Non-blood-related Sister as a Heroine
Rating 7.2183 Users
D-EVE in you
D-EVE in you
25%
Tags
  • Japanese Idols
  • Idol Heroine
  • Singer Heroine
  • Heroine with Intake Hairstyle
  • Exhibitionism
Rating 7.0925 Users
Futa Ane ~Bitter & Sweet~
Futa Ane ~Bitter & Sweet~
23%
Tags
  • Incest Romance
  • Twin Sisters as Heroines
  • Shimaidon with Twins Ending
  • Divorcee Heroine
  • Blood-related Brother/Sister Incest
Rating 7.4723 Users
Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
Binyuu Kiss Nee Rimi "Otouto no Kuse ni Sakarau Nante... Namaiki yo!"
22%
Tags
  • Oneesan-type Heroine
  • Blood-related Aunt/Nephew Incest
  • Incest Romance
  • Kissing Scene
  • Armpit Sex
Rating 7.3123 Users
Cosscos! ~Anatagonomi no Cosplay H Shite Ageru~
Cosscos! ~Anatagonomi no Cosplay H Shite Ageru~
22%
Tags
  • Sex Involving Smegma
  • Shapeshifting
  • Ejaculation Forewarner
  • Pantyjob
  • Heroine with Intake Hairstyle
Rating 6.8827 Users
Toraba!
Toraba!
22%
Tags
  • Romancing a Family
  • Swimming Club
  • Class President Heroine
  • Foolish Friend
  • Oyakodon Ending
Rating 6.8824 Users
Kinshin Souai ~Haha ni Koi Shita Boku~
Kinshin Souai ~Haha ni Koi Shita Boku~
21%
Tags
  • Haraguro Heroine
  • Only One Good Ending
  • Dildos
  • Villainous Heroine
  • Tribadism
Rating 6.6430 Users
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~
21%
Tags
  • Rounin Protagonist
  • Brother/Sister Romance
  • Blood-related Brother/Sister Incest
  • Only Blood-related Heroines
  • Only Older Heroines
Rating 6.8149 Users
Mama no Bonyuu
Mama no Bonyuu
20%
Tags
  • Protagonist's Non-blood-related Mother as a Heroine
  • Artist Heroine
  • Artist Protagonist
  • Boobjob
  • Lactation During Sex
Rating 6.4929 Users
Iyashinbo ~Sekai de Ichiban Suki na Hito~
Iyashinbo ~Sekai de Ichiban Suki na Hito~
20%
Tags
  • Mother/Son Romance
  • Blood-related Aunt/Nephew Incest
  • Protagonist's Aunt as a Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Shota Protagonist
Rating 7.7489 Users
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
Gakushoku no Oba-san ~Kaa-san no Shiru no Aji~
20%
Tags
  • Unbeknown Incest
  • Yamato Nadeshiko Heroine
  • Heroine with Children
  • Cook Heroine
  • Mother/Son Romance
Rating 7.3257 Users
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
Oyako Neburi ~Sasou Hitozuma Dakaretai Oyako~
20%
Tags
  • Incest Romance
  • Daydreams
  • Oyakodon Ending
  • Widow Heroine
  • Middle School Student Heroine
Rating 6.8457 Users
Bikyaku Reijou Yuuna "Ashi mo Oshiri mo Konna ni Yogosu Nante... Zettai ni Yurusanai!"
Bikyaku Reijou Yuuna "Ashi mo Oshiri mo Konna ni Yogosu Nante... Zettai ni Yurusanai!"
20%
Tags
  • Butler Protagonist
  • Arrogant Heroine
  • Protagonist's Boss as a Heroine
  • Heroine with Tights
  • Master and Servant
Rating 7.1840 Users
Jukubo Gui ~Moto Guradoru no Okaa-san~
Jukubo Gui ~Moto Guradoru no Okaa-san~
20%
Tags
  • Blackmail
  • Sexual Devices
  • Threesome Ending
  • Naked Heroine with Apron
  • Netori
Rating 7.3225 Users
Mamapuri!? ~Wagaya no Dousei Tsuushinbo~
Mamapuri!? ~Wagaya no Dousei Tsuushinbo~
19%
Tags
  • Short Sexual Scenes
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Discreet Phone Sex
  • Classic Tsundere Heroine
Rating 6.5633 Users
Soukan Yuugi 2
Soukan Yuugi 2
19%
Tags
  • P.E. Teacher Heroine
  • Non-blood-related Mother/Son Incest
  • Blood-related Aunt/Nephew Incest
  • Oyakodon
  • Protagonist's Aunt as a Heroine
Rating 6.9744 Users
Love Fetish ~Paizuri Hen~
Love Fetish ~Paizuri Hen~
19%
Tags
  • Flat Tints Only
  • Reverse Trap Heroine
  • Naizuri
  • Small Breast Sizes Heroine (Non-Loli)
  • Bokukko Heroine
Rating 6.8020 Users
Breed! Breed-Island.
Breed! Breed-Island.
19%
Tags
  • Childishly Violent Heroine
  • Island
  • Oneesan-type Heroine
  • Heroine with Bodystocking
  • Shimaidon with Twins Ending
Rating 6.6823 Users
Inbo Rannyuu Soukan ~Boku no Seishi de, Mama o Ippai ni Shiteageru~
Inbo Rannyuu Soukan ~Boku no Seishi de, Mama o Ippai ni Shiteageru~
19%
Tags
  • Protagonist's Son as a Hero
  • Pornography
  • Protagonist with Big Breasts
  • Only Blood-related Heroines
  • Modern Day Japan
Rating 5.9141 Users
Love Fetish ~Tekoki Hen~
Love Fetish ~Tekoki Hen~
19%
Tags
  • Flat Tints Only
  • High Sexual Content
  • Modern Day
  • Tsundere Heroine
  • Heroine with Zettai Ryouiki
Rating 6.7722 Users
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
Sailor Fuku Shinryou Tsumaka ~Naisho no Ecchi na Counseling~
19%
Tags
  • Widow Heroine
  • Protagonist's Blood-related Mother as a Heroine
  • Blood-related Mother/Son Incest
  • Mother/Son Romance
  • Netori
Rating 6.8960 Users
Dungeon Crusaderz 2 ~Eigou no Rakudo~
Dungeon Crusaderz 2 ~Eigou no Rakudo~
19%
Tags
  • Mages Association
  • Straight Shotacon
  • RPG
  • Dungeon Crawling Game
  • Customization
Rating 7.1430 Users

Sister Scheme 2 has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
A novel needs atleast 20 owners before it's similarity is calculated.

Tags (52 total)

NameScoreImportanceWeight
Rape by Proxy2.882.808.05
Protagonist's Older Sister as a Heroine3.002.316.94
Protagonist's Full Sister as a Heroine3.001.865.58
Incest Romance2.332.255.25
Brother/Sister Romance2.671.925.13
Changeable Clothes2.502.035.09
Childishly Violent Heroine2.332.185.07
Piss Drinking2.751.835.04
Comedic Love Triangle2.102.385.00
Brother/Sister Incest2.402.054.91
Oneesan-type Heroine2.671.834.89
Brocon Heroine3.001.614.82
Blackmail2.501.764.39
Threesome Ending2.501.744.35
Chubby Heroine1.752.444.27
Protagonist's Blood-related Sister as a Heroine2.181.954.25
Blood-related Brother/Sister Incest2.791.484.14
Lots of Choices2.831.434.04
Discreet Sex2.501.604.00
Heroine with Shorts1.902.103.99
Classic Tsundere Heroine2.331.713.99
Deredere Heroine2.361.613.81
Enforced Playing Order2.001.723.44
Heroine with Small Breasts (Non-Loli)2.001.713.42
Sex with Protagonist Only3.001.133.39
Intercrural Sex2.501.343.36
French Kiss2.001.663.32
Sex in Public Places3.001.093.26
Only Virgin Heroines3.001.083.24
Threesome2.001.603.20
Student Protagonist2.401.263.02
Kissing Scene2.001.442.88
Naked Sprites2.671.052.81
Bathroom Sex2.251.192.67
High School2.151.222.62
High School Student Heroine3.000.852.54
Exhibitionism1.501.652.48
High School Student Protagonist2.001.202.41
Student Heroine2.360.992.35
High Sexual Content2.201.052.31
Nukige3.000.651.95
Group Sex of One Male and Several Females2.000.921.83
Protagonist with a Face2.560.641.63
Defloration2.000.761.52
Urination Fetish0.881.661.46
Blood-related Incest0.602.421.45
Boobjob1.001.331.33
Heroine with Big Breasts1.500.841.26
Multiple Endings1.780.671.19
Male Protagonist2.380.300.72
ADV2.450.140.35
Blowjob0.201.120.22

Traits (89 total)

NameCharactersImportanceWeight
Rape by Proxy Subject of (Sexual)33.004.16
Gym Shorts Clothes42.193.53
Blackmail Subject of32.122.95
Swimsuit Clothes22.272.50
Pissing on Others Engages in (Sexual)22.272.49
Sex with Protagonist Only Engages in (Sexual)31.682.32
Pompadour Hair13.272.27
One Piece Swimsuit Clothes21.922.11
French Kiss Engages in (Sexual)31.482.05
Incest Engages in (Sexual)31.472.03
Twin Boobjob Engages in (Sexual)21.771.94
Twin Boobjob Subject of (Sexual)12.681.85
Shorts Clothes21.681.84
Childishly Violent Personality12.641.83
T-shirt Clothes31.311.82
Sex in Public Places Engages in (Sexual)31.261.74
Band-aid Clothes12.511.74
Middle Sister Role12.511.74
Full Sister Role21.561.72
Sex in Water Engages in (Sexual)21.561.72
Classic Tsundere Personality12.401.66
Piss Drinking Subject of (Sexual)12.361.64
Group Sex of One Male and Several Females Engages in (Sexual)31.171.63
Pissing Engages in (Sexual)21.471.61
Bikini Clothes21.461.60
Tanline Body12.261.57
Spoons Engages in (Sexual)12.211.53
High School Student Role50.851.53
Sundress Clothes12.141.49
Miniskirt Clothes31.061.47
Bow Tie Clothes12.041.42
Butterfly Engages in (Sexual)12.021.40
Overweight Body11.991.38
Virgin Sex Engages in (Sexual)40.851.37
Full Brother Role11.951.35
Classmate Role21.231.35
Younger Brother Role11.901.32
Trousers Clothes21.191.30
Tall (obsolete) Body11.871.30
Boobjob Subject of (Sexual)11.861.29
Sexual Blindfold Subject of (Sexual)11.851.29
Intercrural Sex Engages in (Sexual)11.841.28
Sitting Sex Engages in (Sexual)11.821.26
Waitstaff Role11.811.26
Lab Coat Clothes11.801.24
Handjob Subject of (Sexual)11.751.21
School Uniform Clothes40.751.21
Deredere Personality11.741.21
Missionary Engages in (Sexual)11.741.21
Cowgirl Engages in (Sexual)11.711.19
Hoodie Clothes11.701.18
Nipple Sucking Engages in (Sexual)11.701.18
Boobjob Engages in (Sexual)21.071.17
Doggy Style Engages in (Sexual)11.681.17
Sitting Sex Subject of (Sexual)21.061.17
Rope Bondage Subject of (Sexual)11.671.16
Spoons Subject of (Sexual)11.671.15
Small Breasts Body11.661.15
Teasing Subject of11.651.14
Green Eyes21.021.12
Older Sister Role11.561.08
Jeans Clothes11.551.08
Vest Clothes11.521.06
Blowjob Subject of (Sexual)11.521.05
Medium Breasts Body11.511.05
Doggy Style Subject of (Sexual)20.921.02
Teasing Engages in11.441.00
Teen Body40.621.00
Knee-high Socks Clothes11.380.96
Nipple Sucking Subject of (Sexual)11.380.96
Brown Hair30.680.95
Black Hair20.800.88
Friendly Personality11.220.84
Blowjob Engages in (Sexual)20.760.84
Red Eyes11.200.83
Long Hair20.750.82
Butterfly Subject of (Sexual)11.170.81
Shirt Clothes11.160.80
Handjob Engages in (Sexual)11.160.80
Outdoor Sex Engages in (Sexual)11.160.80
Big Breasts Body11.130.78
Missionary Subject of (Sexual)11.120.77
Short Hair20.610.67
Cowgirl Subject of (Sexual)10.950.66
Pale Body50.370.66
Straight Hair10.940.65
Slim Body20.580.63
Brown Eyes10.900.63
Blue Eyes10.800.56