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Summary

[i]"If only we hadn't rescued him..."[/i] There is a high-speed experimental ship, "Vasilisk." The protagonist, Kouzuki Kyousuke, and his friends happened to be on its trial voyage. It was summer at that time. Because the trial voyage's supervisor was also the mother of the protagonist's childhood friend, Kyousuke and his friends were spending their time as if they were on a cruise. One day, the ship came across an ocean investigation ship adrift on the high seas. There was only one person on its board: Ishida Youichi, who claimed to be an oceanographer. He was a well-mannered young man, so there were no particular issues with him. However, as soon as they took him abroad, the ship's navigation instruments began to fail one by one. And when the sun was hidden under the veil of darkness, an incident occurred—there was a sudden blackout. Once the electricity was restored, a cruel scene appeared before the eyes of Kyousuke and his friends. There was a woman tied to a chandelier. She was in terrible shape, as if she had been tormented mercilessly. [i]That woman was the supervisor, Orihara Shino...[/i] [Translated from the official site]

ANGEL BULLET
ANGEL BULLET
NAN%
Tags
  • Past United States of America
  • Cowgirl Heroine
  • 19th Century
  • Western
  • Action
Rating 7.3620 Users
Vanitas no Hitsuji
Vanitas no Hitsuji
NAN%
Tags
  • Mute Heroine
  • Low Sexual Content
  • Nun Heroine
  • Past Setting in a Fictional World
  • ESP
Rating 6.5122 Users
Innocent Blue
Innocent Blue
NAN%
Tags
  • Nurse Support Character
  • Infertile Heroine
  • Completely Avoidable Netorare
  • Protagonist's Blood-related Sister as a Heroine
  • Hospital
Rating 6.7422 Users
Mikan
Mikan
NAN%
Tags
  • Writer Protagonist
  • Western-style Manor
  • Metafiction
  • Anthology
  • Long Common Route
Rating 6.7832 Users
Reconquista
Reconquista
NAN%
Tags
  • Sacrifice
  • Dark Fantasy
  • Passage of Time
  • Nakige
  • Religious Location
Rating 7.4345 Users
StarTRain
StarTRain
NAN%
Tags
  • Poor Heroine
  • Heroine With Kansai Accent
  • Passage of Time
  • Drama
  • Summer
Rating 7.4832 Users
Oiran Rouge
Oiran Rouge
NAN%
Tags
  • Edo Era
  • Brothel
  • Past Tokyo
  • Prostitute Heroine
  • Prostitution
Rating 6.5828 Users
Shinsetsu Ryouki no Ori
Shinsetsu Ryouki no Ori
NAN%
Tags
  • Private Detective Protagonist
  • Cook Heroine
  • Amusement Park
  • Avoidable Rape
  • Protagonist's Boss as a Heroine
Rating 7.4523 Users
Revolver Girl ☆ Hammer Lady
Revolver Girl ☆ Hammer Lady
NAN%
Tags
  • Cthulhu Mythos
  • Post Apocalyptic Earth
  • Bred by Monsters
  • Plant Sex
  • Consensual Sex With Monsters
Rating 6.9330 Users
SINCLIENT
SINCLIENT
NAN%
Tags
  • Transhumanism
  • Terrorism
  • Pistol Combat
  • Genetic Research
  • Action
Rating 7.2754 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
NAN%
Tags
  • Shotacon
  • Pegging
  • Footjob
  • Shota Protagonist
  • Oneesan-type Heroine
Rating 6.1321 Users
Hateshinaku Aoi, Kono Sora no Shita de...
Hateshinaku Aoi, Kono Sora no Shita de...
NAN%
Tags
  • Optional Vertical Text
  • Ambient Sounds
  • Drama
  • Countryside
  • Vertically Oriented Text
Rating 7.5456 Users
Anonymous
Anonymous
NAN%
Tags
  • High Amount of Special Effects
  • Psychological Horror
  • Depression
  • Blackmail
  • Unavoidable Rape
Rating 6.9334 Users
Routes
Routes
NAN%
Tags
  • 2010s
  • Enforced Playing Order
  • Multiple Route Mystery
  • Low Sexual Content
  • NVL
Rating 7.3222 Users
Yumemishi
Yumemishi
NAN%
Tags
  • Passage of Time
  • Protagonist's Senpai as a Heroine
  • Protagonist's Kouhai as a Heroine
  • Episodic Story
  • Drama
Rating 6.9823 Users
Chrono Belt ~Ayakashibito & Bullet Butlers Crossover Disc~
Chrono Belt ~Ayakashibito & Bullet Butlers Crossover Disc~
NAN%
Tags
  • Mentor Support Character
  • Duel
  • Dual Wielding Pistols
  • Sentient Weapon Heroine
  • Combat with Automatic Firearms
Rating 7.5849 Users
ATLACH=NACHA
ATLACH=NACHA
NAN%
Tags
  • Youkai Protagonist
  • Giant Spider
  • Non-human Protagonist
  • Energy Transfer via Sex
  • Shapeshifting
Rating 7.9189 Users
France Shoujo ~Une fille blanche~
France Shoujo ~Une fille blanche~
NAN%
Tags
  • 20's
  • 20th Century
  • Taishou Era
  • Past Japan
  • Ending Scene Recollection
Rating 7.5541 Users
Boku wa Tenshi Janai yo
Boku wa Tenshi Janai yo
NAN%
Tags
  • Built-in Flowchart
  • Only Bad Endings
  • Mayadere Heroine
  • Scenario Selection
  • Blind Heroine
Rating 6.4354 Users
Konata yori Kanata made
Konata yori Kanata made
NAN%
Tags
  • Vampire Heroine
  • Late Sexual Content
  • Low Sexual Content
  • Vertically Oriented Text
  • Drama
Rating 7.3382 Users
Natsumelo
Natsumelo
NAN%
Tags
  • Homecoming
  • Bookworm Heroine
  • Class President Heroine
  • Siscon Protagonist
  • Cousin Incest
Rating 6.6522 Users
"Hello, world."
"Hello, world."
NAN%
Tags
  • Future Tokyo
  • Hard Science Fiction
  • Future Japan
  • Driver Heroine
  • Hacker Protagonist
Rating 8.0090 Users
Extravaganza ~Mushi Mederu Shoujo~
Extravaganza ~Mushi Mederu Shoujo~
NAN%
Tags
  • Choosing Factions
  • Genetic Research
  • Coming-of-Age Drama
  • Completion Status Indicator
  • Built-in Flowchart
Rating 8.07137 Users
Dark Blue
Dark Blue
NAN%
Tags
  • Completely Avoidable Netorare
  • Genius Support Character
  • Battle of Wits
  • Protagonist's Rival as a Hero
  • Butler Support Character
Rating 6.49144 Users
Kizuato
Kizuato
30%
Tags
  • Thriller
  • Hint Corner
  • Multiple Route Mystery
  • Enforced Playing Order
  • Cousin Incest
Rating 7.15107 Users
Tsukutori
Tsukutori
28%
Tags
  • Desperation
  • Suspense
  • Thriller
  • Religious Location
  • Violence
Rating 7.2320 Users
Routes
Routes
28%
Tags
  • 2010s
  • Enforced Playing Order
  • Multiple Route Mystery
  • Low Sexual Content
  • NVL
Rating 7.3222 Users
Anonymous
Anonymous
27%
Tags
  • High Amount of Special Effects
  • Psychological Horror
  • Depression
  • Blackmail
  • Unavoidable Rape
Rating 6.9334 Users
Hateshinaku Aoi, Kono Sora no Shita de...
Hateshinaku Aoi, Kono Sora no Shita de...
25%
Tags
  • Optional Vertical Text
  • Ambient Sounds
  • Drama
  • Countryside
  • Vertically Oriented Text
Rating 7.5456 Users
SINCLIENT
SINCLIENT
24%
Tags
  • Transhumanism
  • Terrorism
  • Pistol Combat
  • Genetic Research
  • Action
Rating 7.2754 Users
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
Otouto Shibori ~Ane-tachi no Sei Kyouiku~
23%
Tags
  • Shotacon
  • Pegging
  • Footjob
  • Shota Protagonist
  • Oneesan-type Heroine
Rating 6.1321 Users
Shinsetsu Ryouki no Ori
Shinsetsu Ryouki no Ori
23%
Tags
  • Private Detective Protagonist
  • Cook Heroine
  • Amusement Park
  • Avoidable Rape
  • Protagonist's Boss as a Heroine
Rating 7.4523 Users
Revolver Girl ☆ Hammer Lady
Revolver Girl ☆ Hammer Lady
23%
Tags
  • Cthulhu Mythos
  • Post Apocalyptic Earth
  • Bred by Monsters
  • Plant Sex
  • Consensual Sex With Monsters
Rating 6.9330 Users
Chrono Belt ~Ayakashibito & Bullet Butlers Crossover Disc~
Chrono Belt ~Ayakashibito & Bullet Butlers Crossover Disc~
22%
Tags
  • Mentor Support Character
  • Duel
  • Dual Wielding Pistols
  • Sentient Weapon Heroine
  • Combat with Automatic Firearms
Rating 7.5849 Users
France Shoujo ~Une fille blanche~
France Shoujo ~Une fille blanche~
21%
Tags
  • 20's
  • 20th Century
  • Taishou Era
  • Past Japan
  • Ending Scene Recollection
Rating 7.5541 Users
Konata yori Kanata made
Konata yori Kanata made
21%
Tags
  • Vampire Heroine
  • Late Sexual Content
  • Low Sexual Content
  • Vertically Oriented Text
  • Drama
Rating 7.3382 Users
"Hello, world."
"Hello, world."
21%
Tags
  • Future Tokyo
  • Hard Science Fiction
  • Future Japan
  • Driver Heroine
  • Hacker Protagonist
Rating 8.0090 Users
Dark Blue
Dark Blue
21%
Tags
  • Completely Avoidable Netorare
  • Genius Support Character
  • Battle of Wits
  • Protagonist's Rival as a Hero
  • Butler Support Character
Rating 6.49144 Users
Masaru: Ashita no Yukinojou 2
Masaru: Ashita no Yukinojou 2
21%
Tags
  • Boxing
  • Driver Heroine
  • School Sports Club
  • Heroine with Health Issues
  • Slice of Life Comedy
Rating 7.4226 Users
Mahou no Shugo Hime Artemina
Mahou no Shugo Hime Artemina
21%
Tags
  • Mahou Shoujo Protagonist
  • Loli Protagonist
  • High Amounts of Rape
  • Ponytail Protagonist
  • Insemination by Non-Humanoids
Rating 6.3025 Users
Suigetsu
Suigetsu
20%
Tags
  • Dream
  • Bokukko Heroine
  • Tanabata
  • Amnesia
  • Classic Tsundere Heroine
Rating 7.6940 Users
-atled-
-atled-
20%
Tags
  • Orphan Heroine
  • Male Protagonist for a Short Time
  • Musician Hero
  • Time Travel
  • Musical Themes
Rating 7.0440 Users
Ore wa Shoujo Mangaka
Ore wa Shoujo Mangaka
20%
Tags
  • Comic Convention
  • Artist Protagonist
  • Tsukkomi Heroine
  • Mangaka Protagonist
  • Mangaka Heroine
Rating 7.1823 Users
Yukiuta
Yukiuta
20%
Tags
  • Boke Protagonist
  • Blind Heroine
  • Yakuza
  • Late Sexual Content
  • Non-blood-related Brother/Sister Incest
Rating 6.9233 Users
PP -Pianissimo- Ayatsuri Ningyou no Rinbu
PP -Pianissimo- Ayatsuri Ningyou no Rinbu
20%
Tags
  • Past Tokyo
  • Shouwa Era
  • 20th Century
  • Musician Protagonist
  • Yakuza Heroine
Rating 7.0782 Users
Tsukikagerou
Tsukikagerou
20%
Tags
  • Taishou Era
  • Past
  • Shinto Shrine
  • Mischievous Protagonist
  • Nightmare
Rating 7.2223 Users
Utatemeguri
Utatemeguri
20%
Tags
  • Combat with Claws
  • Heroine with Superpowered Side
  • Dual Wielding Pistols
  • Archery Club
  • Knife/Dagger Combat
Rating 6.7332 Users
Eden -Saishuu Sensou Shoujo Densetsu-
Eden -Saishuu Sensou Shoujo Densetsu-
20%
Tags
  • Conspiracy
  • Island
  • Immortal Heroine
  • Brief NVL Scenes
  • Scientist Heroine
Rating 7.5220 Users

Kusari has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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Tags (78 total)

NameScoreImportanceWeight
Pain Only Rape3.002.838.49
Ship3.002.437.30
Combat with Spears2.332.856.64
Desperation3.002.206.59
Knife/Dagger Combat2.332.746.37
Suspense3.002.126.37
Combat Archery2.332.686.24
Thriller2.882.085.98
Torture3.001.915.74
Madness3.001.915.73
Protagonist's Younger Sister as a Heroine3.001.885.63
Protagonist's Full Sister as a Heroine3.001.875.62
Unavoidable Rape3.001.865.57
Intrigue2.402.265.41
Battle of Wits2.332.295.34
Pistol Combat2.172.465.33
Confinement3.001.695.07
Ryona2.002.324.63
Sword Combat2.331.924.47
Heroine with Visible Panties2.002.104.19
Imouto-type Heroine2.381.744.15
Protagonist with Voice Acting3.001.364.08
Early Branching Plot2.331.744.05
Netorare2.671.514.04
Murder Mystery2.331.724.02
Clothing Damage2.201.773.89
Classic Tsundere Heroine2.201.723.78
Genius Heroine2.001.773.53
Mindbreak2.001.773.53
High Amounts of Rape2.291.543.52
Kuudere Heroine2.001.693.37
Heroine with Ahoge2.001.683.36
Blood-related Brother/Sister Incest2.251.493.34
More Than Seven Endings2.501.333.32
Heroine with Swimsuits2.001.643.29
Sexual Slavery2.001.633.26
Deredere Heroine2.001.613.23
Brocon Heroine2.001.613.23
Heroine Having Sex with Others2.001.523.05
Anal Penetration2.001.322.63
Twin Tail Heroine2.201.182.59
Protagonist's Blood-related Sister as a Heroine1.331.942.59
Multiple Penetration2.001.272.55
Protagonist's Childhood Friend as a Heroine2.201.142.51
Full Chastity Belt1.002.472.47
Early Sexual Content2.001.232.45
Play Piercing1.002.442.44
Text-only Sexual Content1.002.382.38
Loli Heroine2.001.192.38
Anal Sex2.001.142.27
Heroine with Glasses2.001.112.23
Bondage2.001.112.21
Deepthroat1.401.522.13
Adult Heroine1.801.142.05
Lesbian Rape1.002.032.03
Wax Play1.001.971.97
Clamps (BDSM)1.001.971.97
Defloration2.400.761.82
Body Writing1.001.741.74
Strap-on Dildos1.001.711.71
Object Insertion1.001.691.69
Multiple Endings2.500.671.67
Student Protagonist1.251.261.57
Vibrators1.331.151.53
Straight Lolicon1.001.501.50
Doggy Style1.830.801.47
Pissing1.001.441.44
Erotic Spanking1.001.441.44
Lolicon0.751.731.30
Student Heroine1.250.991.24
Sitting Sex1.001.061.06
Single Blowjob1.000.970.97
Urination Fetish0.571.660.95
Missionary Position1.000.940.94
Ahegao0.751.250.94
Male Protagonist2.860.300.87
Blowjob0.751.110.84
ADV2.860.150.42

Traits (147 total)

NameCharactersImportanceWeight
Investigation Engages in41.862.99
Confinement Subject of41.762.83
Sexual Blindfold Subject of (Sexual)31.852.57
Object Insertion Subject of (Sexual)22.122.33
Stubborn Personality31.682.33
Sex in Public Places Engages in (Sexual)51.262.25
Full Sister Role31.572.17
Ojousama Role21.952.14
Ore-sama Personality13.022.09
Pissing Engages in (Sexual)31.462.03
Daughter Role31.462.02
Mature Personality21.811.99
Deepthroat Engages in (Sexual)21.801.98
Engineer Role12.771.92
Anal Sex Subject of (Sexual)41.191.91
Panties Clothes21.731.90
Vaginal/Anal Sexual Toys Subject of (Sexual)21.721.90
Bukkake Subject of (Sexual)31.351.87
Arrogant Personality21.701.87
Collar Clothes21.661.82
Garnet Eyes21.661.82
Wealthy Role21.651.82
Blindfold Clothes12.541.76
Grey Eyes21.601.76
Hair Beads Hair12.521.75
Ore Personality21.581.74
Dress Clothes31.251.73
Torture Engages in12.391.66
Weakness Subject of12.391.66
Incest Engages in (Sexual)21.471.61
School Swimsuit Clothes12.301.60
Teasing Engages in21.451.59
Polo Shirt Clothes12.291.59
Younger Sister Role21.441.59
Anal Plug Tail Subject of (Sexual)12.291.58
Swimsuit Clothes12.271.57
Bag Items12.271.57
Nipple Teasers Subject of (Sexual)12.261.57
Hair Tie Clothes21.411.54
Public Masturbation Engages in (Sexual)12.211.53
Tareme Eyes31.101.53
Virgin Sex Engages in (Sexual)50.851.52
Ponytail Hair31.101.52
Tsurime Eyes21.381.52
Knee-high Socks Clothes21.381.52
Body Writing Subject of (Sexual)12.171.51
Hosome Eyes21.371.50
Female Ejaculation Engages in (Sexual)21.371.50
Teal Hair12.161.50
Torture Subject of12.161.50
Torn Clothing Clothes12.161.50
Doggy Style Subject of (Sexual)40.931.49
Odango Hair12.151.49
Shimapan Clothes12.131.48
Management Role12.131.47
Half-orphan Role12.111.46
Violent Personality12.101.46
Ahoge Hair21.321.45
Thick Eyebrows Hair12.061.43
Brother Complex Personality12.061.43
Cross Necklace Clothes12.051.42
Wristband Clothes12.001.39
Spiky Bangs Hair31.001.39
Genius Personality11.991.38
Childhood Friend Role21.261.38
Erotic Spanking Subject of (Sexual)11.961.36
Full Brother Role11.951.35
Cruel Personality11.931.34
Friendly Personality21.221.34
Immature Personality11.931.34
One Piece Swimsuit Clothes11.921.33
Villain Role11.901.32
Fang Body11.881.30
Avoidable Death (obsolete) Subject of11.871.30
Tsundere Personality11.871.30
Butterfly Subject of (Sexual)21.171.29
Planning Engages in11.831.27
Antagonist Role11.821.26
Younger Appearance Body11.821.26
Rape Engages in (Sexual)11.821.26
Eye Covering Hair11.801.25
Lab Coat Clothes11.801.25
Bun Hair11.771.23
Teen Body60.621.21
Outgoing Personality11.741.20
Slim Body70.581.20
Older Brother Role11.731.20
Mischievous Personality11.731.20
Sports Shoes Clothes11.721.20
Reserved Personality11.721.19
Anal Fingering Subject of (Sexual)11.711.19
Stoic Personality11.701.18
Carefree Personality11.681.16
Ribbon Hair Accessory Clothes11.651.15
Muscular Body11.641.14
Relaxed Personality11.641.13
Popular Role11.631.13
Kind Personality21.031.13
Clothing with Ribbons Clothes11.571.09
Sex in Water Engages in (Sexual)11.561.08
Bracelet Clothes11.561.08
Older Sister Role11.561.08
Energetic Personality11.521.05
Choker Clothes11.501.04
Bikini Clothes11.461.01
Mother Role11.461.01
Smart Personality11.461.01
Headband Clothes11.451.00
Brown Eyes20.900.99
Pantyhose Clothes11.420.99
Earrings Clothes11.420.99
Tank Top Clothes11.420.98
Hairpin Clothes11.400.97
Blunt Bangs Hair11.400.97
Masturbation Engages in (Sexual)11.390.96
Grey Hair11.380.96
Kid Body11.370.95
Wavy Hair11.360.94
Tominagi Subject of (Sexual)11.360.94
Adult Body11.350.93
Skirt Clothes11.330.93
Pink Hair11.330.92
Ahegao Engages in (Sexual)11.320.92
Fighting Engages in11.290.89
Black Hair20.810.88
Belt Clothes11.270.88
Classmate Role11.230.85
Friend Role11.200.83
Violet Hair11.190.83
School Uniform Clothes20.750.83
Standing Sex Subject of (Sexual)11.180.82
Missionary Subject of (Sexual)11.120.77
Pale Body70.370.77
Brown Hair20.680.75
Glasses Clothes11.080.75
Vaginal Fingering Subject of (Sexual)11.080.75
Sitting Sex Subject of (Sexual)11.060.74
Parted to Side Hair11.050.73
Amber Eyes11.030.71
Straight Hair10.950.66
Shoulder-length Hair10.920.64
Blond Hair10.890.62
High School Student Role10.850.59
Waist Length+ Hair10.810.56
Young-adult Body10.760.53
Blowjob Engages in (Sexual)10.760.53
Short Hair10.610.42