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Summary

The protagonist, Ueshima Haruto, was living alone with his stepmother Ruriko in an apartment. Despite being his stepmother, Haruto has developed romantic feelings for Ruriko, who is kind, domestic, and beautiful. One day, he witnesses her masturbating while thinking about her deceased husband. Unable to resist, Haruto also masturbates on the spot. When he was about to be found, he hurriedly fled the scene, but Ruriko understood the situation from the smell of the semen that remained on the spot. She is troubled after learning that her adopted son is aware of her as a member of the opposite sex. To her doorstep comes her father-in-law, Gouzou, who has been waiting for an opportunity to embrace her. Gouzou skillfully draws out Ruriko's worries and makes her a proposal. The proposal is for Ruriko to find another man in order to give up her feelings for Haruto. Gozo pushes the bewildered Ruriko onto the sofa and forcibly engages in a physical relationship with her. Ruriko desperately resists, but is brought to climax many times by Gouzou's skillful technique, and finally ends up creampied. After Gouzouu left, Ruriko cried tears of sadness for being betrayed by her trusted stepfather and guilt towards her husband. However, deep inside that body covered in semen, the pleasure of a woman that had long been forgotten remained as a hot throb that continued to linger...

Hoka no Otoko no Seieki de Haramu Toki 2 -Shouji ni Utsuru, Kaikan ni Modae Kurutta Tsuma no Kage-
Hoka no Otoko no Seieki de Haramu Toki 2 -Shouji ni Utsuru, Kaikan ni Modae Kurutta Tsuma no Kage-
NAN%
Tags
  • In-law Incest
  • Protagonist with Health Issues
  • Traditionalist Family
  • Impregnation by Others
  • Netorare
Rating 6.6439 Users
Ai Suru Tsuma, Nagisa no Uwaki Kokuhaku Okuyukashii Tsuma no Karada ga, Aitsu no Geki Piston de Torokete Ita Shinjitsu
Ai Suru Tsuma, Nagisa no Uwaki Kokuhaku Okuyukashii Tsuma no Karada ga, Aitsu no Geki Piston de Torokete Ita Shinjitsu
NAN%
Tags
  • Glasses Option
  • Unavoidable Netorare
  • Netorare Type A
  • Married Heroine
  • Kissing Scene
Rating 6.7726 Users
Seiso na Kanojo ga Oyaji ni Netorare Shiranai Uchi ni Mesu Onaho Ochi
Seiso na Kanojo ga Oyaji ni Netorare Shiranai Uchi ni Mesu Onaho Ochi
NAN%
Tags
  • Avoidable Netorare (obsolete)
  • Oyaji Hero
  • Sex Involving Prostitution
  • Only One Good Ending
  • Father Support Character
Rating 6.2324 Users
Dare mo ga Kanojo o Neratteru.
Dare mo ga Kanojo o Neratteru.
NAN%
Tags
  • Defloration by Others
  • Netorare Type B
  • Only Bad Endings
  • Reverse Piledriver
  • Blowjob Duck Face
Rating 7.42136 Users
Mashou no Nie 2
Mashou no Nie 2
NAN%
Tags
  • Princess Heroine
  • Fantasy
  • Rape
  • Double Penetration (Group Sex)
  • Vaginal + Anal Tentacle Penetration
Rating 6.4022 Users
Kon
Kon'ya, Otou-sama ni Dakaremasu...
NAN%
Tags
  • In-law Incest
  • Netorare
  • Sexual Devices
  • Miko Heroine
  • Condoms
Rating 7.5451 Users
Beppin Mama Omnibus
Beppin Mama Omnibus
NAN%
Tags
  • Obacon
  • Otaku Friend
  • Heroine with Armpit Hair
  • Blood-related Mother/Son Incest
  • Shotacon
Rating 6.6728 Users
Osananajimi o Ushinatta Natsu...
Osananajimi o Ushinatta Natsu...
NAN%
Tags
  • Rape by Possession
  • Delinquent Hero
  • Summer
  • Netorare
  • Vaginal + Anal Tentacle Penetration
Rating 6.6025 Users
Kanojo ga Yakyuubu no Seishori Manager ni... ~Taiikukaikei Sex de Netorarete~
Kanojo ga Yakyuubu no Seishori Manager ni... ~Taiikukaikei Sex de Netorarete~
NAN%
Tags
  • Baseball Club
  • Baseball
  • Netorare Type B
  • Public Use (Choukyou or Non-Consensual)
  • Unavoidable Heroine Rape by Others
Rating 6.92109 Users
Saimin Kazoku ~Yadokari~
Saimin Kazoku ~Yadokari~
NAN%
Tags
  • Mind Control
  • Full Chastity Belt
  • Netori
  • Netorare
  • Married Heroine
Rating 6.2325 Users
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
NAN%
Tags
  • Heroine with Jeans
  • Food Play
  • Ejaculation Forewarner
  • Heroine with Inverted Nipples
  • Mirror Sex
Rating 6.6728 Users
Rinjin ni Kowasareteiku Ore no Tsuma
Rinjin ni Kowasareteiku Ore no Tsuma
NAN%
Tags
  • Netorare Type B
  • Protagonist's Wife as a Heroine
  • Netorare
  • Gang Bang
  • Sex Involving Prostitution
Rating 7.3298 Users
Kaa-san no Otoko ~Yajuu no You na Otoko ni Mesu no Yorokobi o Oboesaserareru Saiai no Haha~
Kaa-san no Otoko ~Yajuu no You na Otoko ni Mesu no Yorokobi o Oboesaserareru Saiai no Haha~
NAN%
Tags
  • Netorare Type B
  • Protagonist's Blood-related Mother as a Heroine
  • Only Protagonist's Relatives as Heroine(s)
  • Widow Heroine
  • Corruption of Characters
Rating 6.8477 Users
Bakunyuu Saimin Onna Kyoushi
Bakunyuu Saimin Onna Kyoushi
NAN%
Tags
  • Heroine with Gigantic Breasts
  • Erotic Mind Control
  • Principal Heroine
  • Whipping
  • Mind Control
Rating 6.3827 Users
Ore ga Aishita Hitozuma ~Emiko~
Ore ga Aishita Hitozuma ~Emiko~
NAN%
Tags
  • Completely Avoidable Rape
  • Pregnancy Ending
  • Soapy Massage
  • Only Non-Virgin Heroines
  • Love Hotel
Rating 6.5932 Users
Kon
Kon'ya, Oji-sama ni Dakaremasu...
NAN%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • In-law Incest
  • Unavoidable Netorare
  • Blackmail
  • Heroine with Huge Breasts
Rating 6.6434 Users
Houkago ni Midareru Ane Kyoushi to Tonari no Heya de Aegu Imouto ~Koibito ni Natta Onna no Ko ga, Shiriai no Iya na Otoko ni Netorareru~
Houkago ni Midareru Ane Kyoushi to Tonari no Heya de Aegu Imouto ~Koibito ni Natta Onna no Ko ga, Shiriai no Iya na Otoko ni Netorareru~
NAN%
Tags
  • Netorare Type B
  • Protagonist's Non-blood-related Sister as a Heroine
  • Shimaidon
  • Middle School Student Heroine
  • Netorare
Rating 6.3924 Users
Eigyoubu Dai 4 Ka Mesubuta Choukyou Shiiku Gakari
Eigyoubu Dai 4 Ka Mesubuta Choukyou Shiiku Gakari
NAN%
Tags
  • Sexual Slavery (Choukyou Variation)
  • Chubby Protagonist
  • Ugly Protagonist
  • Protagonist's Boss as a Heroine
  • Skip Scenes
Rating 6.6731 Users
P☆A Kaichou wa Suki Desu ka? ~Gouman Celeb Tsuma e no Sex Shidou~
P☆A Kaichou wa Suki Desu ka? ~Gouman Celeb Tsuma e no Sex Shidou~
NAN%
Tags
  • Sexual Cosplay
  • Unavoidable Heroine Rape by the Protagonist
  • Arrogant Heroine
  • Heroine with Children
  • Rape with Blackmail
Rating 7.1678 Users
Bakunyuu Onsen ~Inran Okami Etsuraku no Yu Hen~
Bakunyuu Onsen ~Inran Okami Etsuraku no Yu Hen~
NAN%
Tags
  • Heroine with Gigantic Breasts
  • Onsen
  • Only Adult Heroines
  • Lactation During Sex
  • Heroine with Sexual Experience
Rating 6.8327 Users
Anata to Mita Sakura ~Shimaizuma~
Anata to Mita Sakura ~Shimaizuma~
NAN%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • Hetare Protagonist
  • Pantyjob
  • Widow Heroine
  • Heroine with Kimono
Rating 6.7720 Users
Ryoudonari no Hitozuma ~Sou Natta Wake wa Apart no Kabe ga Usukatta kara~
Ryoudonari no Hitozuma ~Sou Natta Wake wa Apart no Kabe ga Usukatta kara~
NAN%
Tags
  • Apartment Building
  • Only Adult Heroines
  • Soapy Massage
  • Dildos
  • Sexual Devices
Rating 6.2325 Users
Kon
Kon'ya, Tsuma ga Chichi ni Dakaremasu... ~Iwabuchi Haruka no Kokuhaku~
NAN%
Tags
  • Unavoidable Netorare
  • Netorare Type A
  • Non-blood-related Father/Daughter Incest
  • Heroine with Crotchless Clothing
  • Married Heroine
Rating 7.1731 Users
Ubai Byoutou ~Netorare Karute~
Ubai Byoutou ~Netorare Karute~
NAN%
Tags
  • Hospital
  • Nurse Heroine
  • Gynecologist Chair
  • Netorare
  • Masturbation with Object
Rating 6.3922 Users
Kaa-san no Otoko 2 ~Saiai no Haha ni Muragaru Osu~
Kaa-san no Otoko 2 ~Saiai no Haha ni Muragaru Osu~
44%
Tags
  • Only Bad Endings
  • Mindbreak
  • Netorare
  • Only Older Heroines
  • Married Heroine
Rating 6.6243 Users
Aisai ~Tsuma to Oyaji Dake no Toki~
Aisai ~Tsuma to Oyaji Dake no Toki~
39%
Tags
  • In-law Incest
  • Netorare Type B
  • Protagonist's Wife as a Heroine
  • Unavoidable Heroine Rape by Others
  • Father Support Character
Rating 6.5855 Users
Bakunyuu Saimin Onna Kyoushi
Bakunyuu Saimin Onna Kyoushi
36%
Tags
  • Heroine with Gigantic Breasts
  • Erotic Mind Control
  • Principal Heroine
  • Whipping
  • Mind Control
Rating 6.3827 Users
Kaa-san no Otoko ~Yajuu no You na Otoko ni Mesu no Yorokobi o Oboesaserareru Saiai no Haha~
Kaa-san no Otoko ~Yajuu no You na Otoko ni Mesu no Yorokobi o Oboesaserareru Saiai no Haha~
36%
Tags
  • Netorare Type B
  • Protagonist's Blood-related Mother as a Heroine
  • Only Protagonist's Relatives as Heroine(s)
  • Widow Heroine
  • Corruption of Characters
Rating 6.8477 Users
Rinjin ni Kowasareteiku Ore no Tsuma
Rinjin ni Kowasareteiku Ore no Tsuma
36%
Tags
  • Netorare Type B
  • Protagonist's Wife as a Heroine
  • Netorare
  • Gang Bang
  • Sex Involving Prostitution
Rating 7.3298 Users
Saimin Kazoku ~Yadokari~
Saimin Kazoku ~Yadokari~
35%
Tags
  • Mind Control
  • Full Chastity Belt
  • Netori
  • Netorare
  • Married Heroine
Rating 6.2325 Users
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
Hitozuma ni Natta Onee-san ~Manatsu no Omoide~
35%
Tags
  • Heroine with Jeans
  • Food Play
  • Ejaculation Forewarner
  • Heroine with Inverted Nipples
  • Mirror Sex
Rating 6.6728 Users
Osananajimi o Ushinatta Natsu...
Osananajimi o Ushinatta Natsu...
34%
Tags
  • Rape by Possession
  • Delinquent Hero
  • Summer
  • Netorare
  • Vaginal + Anal Tentacle Penetration
Rating 6.6025 Users
Kanojo ga Yakyuubu no Seishori Manager ni... ~Taiikukaikei Sex de Netorarete~
Kanojo ga Yakyuubu no Seishori Manager ni... ~Taiikukaikei Sex de Netorarete~
34%
Tags
  • Baseball Club
  • Baseball
  • Netorare Type B
  • Public Use (Choukyou or Non-Consensual)
  • Unavoidable Heroine Rape by Others
Rating 6.92109 Users
Kon
Kon'ya, Oji-sama ni Dakaremasu...
34%
Tags
  • Protagonist's Sister-in-Law as a Heroine
  • In-law Incest
  • Unavoidable Netorare
  • Blackmail
  • Heroine with Huge Breasts
Rating 6.6434 Users
Eigyoubu Dai 4 Ka Mesubuta Choukyou Shiiku Gakari
Eigyoubu Dai 4 Ka Mesubuta Choukyou Shiiku Gakari
33%
Tags
  • Sexual Slavery (Choukyou Variation)
  • Chubby Protagonist
  • Ugly Protagonist
  • Protagonist's Boss as a Heroine
  • Skip Scenes
Rating 6.6731 Users
Bakunyuu Onsen ~Inran Okami Etsuraku no Yu Hen~
Bakunyuu Onsen ~Inran Okami Etsuraku no Yu Hen~
33%
Tags
  • Heroine with Gigantic Breasts
  • Onsen
  • Only Adult Heroines
  • Lactation During Sex
  • Heroine with Sexual Experience
Rating 6.8327 Users
Ryoudonari no Hitozuma ~Sou Natta Wake wa Apart no Kabe ga Usukatta kara~
Ryoudonari no Hitozuma ~Sou Natta Wake wa Apart no Kabe ga Usukatta kara~
32%
Tags
  • Apartment Building
  • Only Adult Heroines
  • Soapy Massage
  • Dildos
  • Sexual Devices
Rating 6.2325 Users
Ubai Byoutou ~Netorare Karute~
Ubai Byoutou ~Netorare Karute~
32%
Tags
  • Hospital
  • Nurse Heroine
  • Gynecologist Chair
  • Netorare
  • Masturbation with Object
Rating 6.3922 Users
Netorareta Mama wa Suki Desu ka? ~Kyouiku Mama to Kateikyoushi~
Netorareta Mama wa Suki Desu ka? ~Kyouiku Mama to Kateikyoushi~
32%
Tags
  • Protagonist's Blood-related Mother as a Heroine
  • Heroine with Children
  • Only Protagonist's Relatives as Heroine(s)
  • Only Older Heroines
  • Voiced Thoughts
Rating 7.4079 Users
Aisai Netorare ~Ijimekko datta DQN-tachi to no Saikai de Shinkon Seikatsu ga Nurikaerarete...~
Aisai Netorare ~Ijimekko datta DQN-tachi to no Saikai de Shinkon Seikatsu ga Nurikaerarete...~
30%
Tags
  • Netorare Type B
  • Linked Piercings
  • Protagonist's Wife as a Heroine
  • Nipple Piercing
  • Discreet Phone Sex
Rating 6.1634 Users
Ama Ama ★ Sharing
Ama Ama ★ Sharing
30%
Tags
  • Rimming Handjob
  • Chubby Protagonist
  • Non-twin Heroine Sisters
  • Twin Handjob
  • Soapy Massage
Rating 6.9624 Users
Ore no Shiranu Ma ni Kanojo ga... Hanasaki Kagura Hen & Miyahara Maina Hen
Ore no Shiranu Ma ni Kanojo ga... Hanasaki Kagura Hen & Miyahara Maina Hen
29%
Tags
  • Netorare
  • Strangulation Sex
  • Defloration by Others
  • Transfer Student Protagonist
  • Netorare Type B
Rating 6.8328 Users
Kosodate o Oeta Tsuma ga Daigaku ni Kayoi Hajimete kara...... ~Musuko no Yuujin to no Saikai~
Kosodate o Oeta Tsuma ga Daigaku ni Kayoi Hajimete kara...... ~Musuko no Yuujin to no Saikai~
29%
Tags
  • Used Condoms Exposition
  • Protagonist with Children
  • Mirror Sex
  • Netorare
  • Protagonist's Wife as a Heroine
Rating 7.0345 Users
Musuko no Tomodachi ni Otosarete ~Aa... Watashi, Hitori no Onna ni Modorimasu~
Musuko no Tomodachi ni Otosarete ~Aa... Watashi, Hitori no Onna ni Modorimasu~
29%
Tags
  • Netorare
  • Discreet Phone Sex
  • Boobs on Glass
  • Married Heroine
  • Sex on Toilet
Rating 6.4126 Users
Bungei Kanojo to Boku Futari dake no Ai no Su datta Bushitsu ni Yarichin ga Nyuubu Shite Kita!
Bungei Kanojo to Boku Futari dake no Ai no Su datta Bushitsu ni Yarichin ga Nyuubu Shite Kita!
29%
Tags
  • Unavoidable Netorare
  • Peace Sign Ahegao
  • Feet Licking
  • Love Hotel
  • Sexual Slavery
Rating 5.6721 Users
Tsuma ga Kakushiteita Video… ~Moto Kare Netorase Kansatsuki~
Tsuma ga Kakushiteita Video… ~Moto Kare Netorase Kansatsuki~
28%
Tags
  • Consensual Erotic Humiliation
  • Netorase
  • Heroine with Armpit Hair
  • Netorare Type B
  • Big Ass Heroine
Rating 7.31131 Users
Nakadashi AV Satsuei ~Shakkin Tsuma Haramase Onsen Ryokou Anata no Tsuma ga AV Shutsuen Shimasu~
Nakadashi AV Satsuei ~Shakkin Tsuma Haramase Onsen Ryokou Anata no Tsuma ga AV Shutsuen Shimasu~
28%
Tags
  • Elderly Sex
  • Production of Pornography (Amateur)
  • Netorare
  • Married Heroine
  • Onsen
Rating 6.5331 Users
Netorare Moto Yan Kyonyuu Tsuma ~Anta no Yome-san, Namahame Uwaki Chi*po de Pakoraretemasu yo~
Netorare Moto Yan Kyonyuu Tsuma ~Anta no Yome-san, Namahame Uwaki Chi*po de Pakoraretemasu yo~
28%
Tags
  • Delinquent Heroine
  • Netorare
  • Built-in Flowchart
  • Only Non-Virgin Heroines
  • Married Heroine
Rating 6.6839 Users

Bokan ~Kaa-san no Naka wa Dare no Mono?~ 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 (43 total)

NameScoreImportanceWeight
Big Ass Heroine3.001.945.82
Single Hole Double Penetration (obsolete)2.002.675.35
Only Protagonist's Relatives as Heroine(s)2.002.545.08
Non-blood-related Father/Daughter Incest2.002.504.99
Netorare3.001.514.54
Protagonist's Non-blood-related Mother as a Heroine2.002.164.32
Only Older Heroines2.002.134.26
Discreet Phone Sex2.002.004.00
Widow Heroine2.001.963.93
Only Non-Virgin Heroines2.001.823.64
Sex Involving Drugs2.001.813.62
Straight Shotacon2.001.813.62
Love Hotel2.001.803.59
Blackmail2.001.753.51
Internal Exhibition of Sex2.001.543.09
Heroine Having Sex with Others2.001.523.05
Only Adult Heroines2.001.523.04
Spoons2.001.482.97
Kissing Scene2.001.442.88
Impregnation2.001.372.74
Few Choices2.001.342.68
Lactation During Sex2.001.252.49
Ahegao2.001.242.49
Student Protagonist2.001.242.47
Early Sexual Content2.001.222.43
Rape2.001.212.42
Bukkake2.001.192.38
Pregnant Sex2.001.162.32
Other Perspectives2.001.132.26
Sixty-nine2.001.062.12
Group Sex of One Female and Several Males2.001.062.12
Sitting Sex2.001.052.10
Standing Sex2.001.052.09
Only a Single Heroine2.001.042.07
Outdoor Sex2.000.991.97
Missionary Position2.000.931.86
Cunnilingus2.000.921.85
Cowgirl2.000.831.65
Doggy Style2.000.791.58
Multiple Endings2.000.661.32
Nukige2.000.641.29
Male Protagonist2.000.300.60
ADV2.000.140.29

Traits (57 total)

NameCharactersImportanceWeight
Neighbor Role31.992.77
Mother Complex Personality13.162.19
Single Hole Double Penetration (Group Sex) (obsolete) Subject of (Sexual)13.112.15
Slicked Back Hair21.922.11
Aloha Shirt Clothes12.922.03
Grandson Role12.731.90
Pocket Square Clothes12.731.90
Grandfather Role12.641.83
Widower Role12.541.76
Non-blood-related Son Role12.511.74
Non-blood-related Mother Role12.391.66
Office Worker Role12.321.60
Womanizer Personality12.291.59
Large Penis Body12.251.56
Widow Role12.221.54
Netori (steals the SO) Engages in12.181.51
Wrinkles Body12.151.49
Netorare (they are the stolen SO) Subject of12.151.49
Half-orphan Role12.111.47
Straight Hair30.961.33
Part-time Worker Role11.901.32
Jealous Personality11.891.31
Double Handjob Engages in (Sexual)11.881.30
Honest Personality11.851.28
Pretending Personality11.821.26
Naive Personality11.711.19
No Bangs Hair11.681.17
Shorts Clothes11.671.16
Relaxed Personality11.651.14
Mole Body11.631.13
Spiky Bangs Hair21.011.11
Refined Personality11.561.08
Suit Clothes11.441.00
Black Eyes11.430.99
V Bangs Hair11.420.98
Grey Hair11.390.96
Knee-high Socks Clothes11.370.95
Adult Body11.360.94
Hosome Eyes11.360.94
Kid Body11.360.94
Wavy Hair11.360.94
T-shirt Clothes11.320.91
Belt Clothes11.280.89
Trousers Clothes11.210.84
Short Hair30.610.84
Necktie Clothes11.110.77
Brown Hair20.680.75
Parted to Side Hair11.070.74
Kind Personality11.040.72
Violet Eyes11.040.72
Amber Eyes11.020.71
Sidehair Hair10.970.68
Brown Eyes10.900.63
High School Student Role10.840.58
Black Hair10.810.56
Young-adult Body10.770.54
Long Hair10.750.52