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Summary

Older brother (nameable) has two younger twin sisters, Luna and Sol. Luna is a brocon who wants to have sex with her onii-chan while Sol is high spirited and enjoys teasing both her siblings. The twins both propose to onii-chan to become his lovers.

Gaku ☆ Ou -It
Gaku ☆ Ou -It's Heartful Days!!-
NAN%
Tags
  • Alien Protagonist
  • System Time Events
  • Protagonist's Girlfriend as a Heroine
  • Genius Heroine
  • Modern Tsundere Heroine
Rating 6.7640 Users
Magical Charming!
Magical Charming!
NAN%
Tags
  • System Time Events
  • Magic School
  • Former All-girls School
  • Joke Endings
  • Reverse Trap Heroine
Rating 7.41134 Users
Fossette ~Cafe au Le Ciel Bleu~
Fossette ~Cafe au Le Ciel Bleu~
NAN%
Tags
  • Crossover
  • Anthology
  • Cook Heroine
  • Colored Texts
  • Track Display
Rating 7.3164 Users
Vanitas no Hitsuji
Vanitas no Hitsuji
NAN%
Tags
  • Mute Heroine
  • Low Sexual Content
  • Nun Heroine
  • ESP
  • Past Setting in a Fictional World
Rating 6.5122 Users
Boku wa Tenshi Janai yo
Boku wa Tenshi Janai yo
NAN%
Tags
  • Built-in Flowchart
  • Mayadere Heroine
  • Only Bad Endings
  • Scenario Selection
  • Blind Heroine
Rating 6.4956 Users
Extravaganza ~Mushigurui Hen~
Extravaganza ~Mushigurui Hen~
NAN%
Tags
  • Insects
  • Hero with Children
  • Madness
  • Coprophagia
  • Completely Avoidable Heroine Rape
Rating 7.8342 Users
Shokusai no Miyako
Shokusai no Miyako
NAN%
Tags
  • Societal Collapse
  • Desperation
  • Symbiote / Parasite
  • Imouto-type Heroine
  • Sex with Others
Rating 6.2825 Users
Amaemu♪ ~Okaa-san no Kazoku Keikaku~
Amaemu♪ ~Okaa-san no Kazoku Keikaku~
NAN%
Tags
  • Metafiction
  • Smoker Heroine
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Oyakodon Ending
Rating 6.0637 Users
Dainikai Imouto Senbatsu☆Sousenkyo ~366ninme no Imouto Icha Love Gojitsudan~
Dainikai Imouto Senbatsu☆Sousenkyo ~366ninme no Imouto Icha Love Gojitsudan~
NAN%
Tags
  • Protagonist's Half-sister as a Heroine
  • High Amount of Special Effects
  • Incest
  • Protagonist's Sister as a Heroine
  • Protagonist's Blood-related Sister as a Heroine
Rating 6.7231 Users
Imouto Senbatsu☆Sousenkyo ~365-nin no Imouto Icha Love Manifest~
Imouto Senbatsu☆Sousenkyo ~365-nin no Imouto Icha Love Manifest~
NAN%
Tags
  • Protagonist's Half-sister as a Heroine
  • Protagonist's Younger Sister as a Heroine
  • Only Protagonist's Sisters as Heroine(s)
  • High Amount of Special Effects
  • Highly Animated Sprites
Rating 6.5652 Users
Suisenka
Suisenka
NAN%
Tags
  • 70's
  • Metafiction
  • Built-in Flowchart
  • No Saves
  • No Title Screen
Rating 7.1723 Users
Futari no Qualia
Futari no Qualia
NAN%
Tags
  • Vertically Oriented Text
  • Low Sexual Content
  • No Character Sprites
  • NVL
  • Brief Branches Only
Rating 6.3833 Users
Pure Marriage ~Akai Ito Monogatari - Sakura Hen~
Pure Marriage ~Akai Ito Monogatari - Sakura Hen~
NAN%
Tags
  • Protagonist's Wife as a Heroine
  • Childhood Friend Support Character
  • Wedding
  • Protagonist's Full Sister as a Heroine
  • Blood-related Brother/Sister Incest
Rating 6.5222 Users
Hitori no Qualia
Hitori no Qualia
NAN%
Tags
  • Hikikomori Protagonist
  • Romance Between Protagonists
  • Lesbian Lolicon
  • Softcore
  • Lesbian Sex Only
Rating 6.4348 Users
Gangsta Republica
Gangsta Republica
NAN%
Tags
  • Chuunibyou Protagonist
  • Student Club Member Protagonist
  • Tsukkomi Heroine
  • Brother/Sister Romance
  • Protagonist's Younger Sister as a Heroine
Rating 6.7653 Users
Evenicle Gaiten
Evenicle Gaiten
NAN%
Tags
  • Genius Heroine
  • Classic Tsundere Heroine
  • Sexual Content
  • Male Protagonist
  • ADV
Rating 6.3741 Users
...in white
...in white
NAN%
Tags
  • Confinement
  • Multiple Protagonists
  • Game Over
  • Mystery
  • Bad Ending(s)
Rating 5.8327 Users
Koiharu Adolescence
Koiharu Adolescence
NAN%
Tags
  • Ghost Heroine
  • Brocon Heroine
  • Protagonist's Senpai as a Heroine
  • Comedy
  • High Sexual Content
Rating 7.1158 Users
Natsumelo
Natsumelo
NAN%
Tags
  • Homecoming
  • Bookworm Heroine
  • Class President Heroine
  • Siscon Protagonist
  • Cousin Incest
Rating 6.6422 Users
Mushitsukai
Mushitsukai
NAN%
Tags
  • Sex with Insects
  • Scat Filter
  • Combat with Exotic Weapons
  • Consensual Sex Involving Slime Monsters
  • Symbiote / Parasite
Rating 6.6835 Users
Himegoto Union Motto H!
Himegoto Union Motto H!
NAN%
Tags
  • Reverse Trap Heroine
  • Shimaidon
  • Linear Plot
  • Twin Handjob
  • Soapy Massage
Rating 7.3321 Users
Roshutsu de Asobou
Roshutsu de Asobou
NAN%
Tags
  • Elementary School Student Heroine
  • Sexual Fantasizing
  • Unlock All Scenes Option
  • Elementary School Student Protagonist
  • Exhibitionism
Rating 5.6231 Users
My Crush My Bully
My Crush My Bully
NAN%
Tags
  • Lesbian Protagonist
  • Bullying
  • Airhead Protagonist
  • Yuri Game Jam
  • Otaku Protagonist
Rating 6.2720 Users
Ama Ama ★ Sharing
Ama Ama ★ Sharing
NAN%
Tags
  • Rimming Handjob
  • Chubby Protagonist
  • Non-twin Heroine Sisters
  • Twin Handjob
  • Soapy Massage
Rating 6.9626 Users
Color of White
Color of White
52%
Tags
  • Sister/Sister Romance
  • Sister/Sister Incest
  • Twincest
  • Lesbian Sex Only
  • Blood-related Sister/Sister Incest
Rating 6.4644 Users
LOVEPOTION SIXTYNINE
LOVEPOTION SIXTYNINE
45%
Tags
  • Boke Heroine
  • Protagonist's Twin as a Heroine
  • Comedic Love Triangle
  • Title Parody
  • Twincest
Rating 6.6675 Users
Hitori no Qualia
Hitori no Qualia
34%
Tags
  • Hikikomori Protagonist
  • Romance Between Protagonists
  • Lesbian Lolicon
  • Softcore
  • Lesbian Sex Only
Rating 6.4348 Users
Pure Marriage ~Akai Ito Monogatari - Sakura Hen~
Pure Marriage ~Akai Ito Monogatari - Sakura Hen~
23%
Tags
  • Protagonist's Wife as a Heroine
  • Childhood Friend Support Character
  • Wedding
  • Protagonist's Full Sister as a Heroine
  • Blood-related Brother/Sister Incest
Rating 6.5222 Users
Futari no Qualia
Futari no Qualia
22%
Tags
  • Vertically Oriented Text
  • Low Sexual Content
  • No Character Sprites
  • NVL
  • Brief Branches Only
Rating 6.3833 Users
Imouto Senbatsu☆Sousenkyo ~365-nin no Imouto Icha Love Manifest~
Imouto Senbatsu☆Sousenkyo ~365-nin no Imouto Icha Love Manifest~
21%
Tags
  • Protagonist's Half-sister as a Heroine
  • Protagonist's Younger Sister as a Heroine
  • Only Protagonist's Sisters as Heroine(s)
  • High Amount of Special Effects
  • Highly Animated Sprites
Rating 6.5652 Users
Suisenka
Suisenka
20%
Tags
  • 70's
  • Metafiction
  • Built-in Flowchart
  • No Saves
  • No Title Screen
Rating 7.1723 Users
Amaemu♪ ~Okaa-san no Kazoku Keikaku~
Amaemu♪ ~Okaa-san no Kazoku Keikaku~
19%
Tags
  • Metafiction
  • Smoker Heroine
  • Non-blood-related Mother/Son Incest
  • Protagonist's Non-blood-related Mother as a Heroine
  • Oyakodon Ending
Rating 6.0637 Users
Dainikai Imouto Senbatsu☆Sousenkyo ~366ninme no Imouto Icha Love Gojitsudan~
Dainikai Imouto Senbatsu☆Sousenkyo ~366ninme no Imouto Icha Love Gojitsudan~
19%
Tags
  • Protagonist's Half-sister as a Heroine
  • High Amount of Special Effects
  • Incest
  • Protagonist's Sister as a Heroine
  • Protagonist's Blood-related Sister as a Heroine
Rating 6.7231 Users
Evenicle Gaiten
Evenicle Gaiten
18%
Tags
  • Genius Heroine
  • Classic Tsundere Heroine
  • Sexual Content
  • Male Protagonist
  • ADV
Rating 6.3741 Users
Koiharu Adolescence
Koiharu Adolescence
18%
Tags
  • Ghost Heroine
  • Brocon Heroine
  • Protagonist's Senpai as a Heroine
  • Comedy
  • High Sexual Content
Rating 7.1158 Users
Mushitsukai
Mushitsukai
18%
Tags
  • Sex with Insects
  • Scat Filter
  • Combat with Exotic Weapons
  • Consensual Sex Involving Slime Monsters
  • Symbiote / Parasite
Rating 6.6835 Users
Roshutsu de Asobou
Roshutsu de Asobou
18%
Tags
  • Elementary School Student Heroine
  • Sexual Fantasizing
  • Unlock All Scenes Option
  • Elementary School Student Protagonist
  • Exhibitionism
Rating 5.6231 Users
Ama Ama ★ Sharing
Ama Ama ★ Sharing
18%
Tags
  • Rimming Handjob
  • Chubby Protagonist
  • Non-twin Heroine Sisters
  • Twin Handjob
  • Soapy Massage
Rating 6.9626 Users
Nijuuei
Nijuuei
17%
Tags
  • Japanese Mythology
  • Samurai Protagonist
  • Quick Time Events
  • Confinement
  • Twin Sisters as Heroines
Rating 7.5847 Users
Semerare ~Imouto de Kanjiru nante, Onii-chan wa Hentai Nanda ne~
Semerare ~Imouto de Kanjiru nante, Onii-chan wa Hentai Nanda ne~
17%
Tags
  • Submissive Protagonist
  • Blood-related Brother/Sister Incest
  • Sadist Heroine
  • Student-Teacher Romance
  • Female Domination
Rating 5.8135 Users
Hoshi Furu Yoru no Farnese
Hoshi Furu Yoru no Farnese
17%
Tags
  • Witch Heroine
  • Lawyer Protagonist
  • Murder Mystery
  • Sex at Work
  • Armpit Licking
Rating 7.2833 Users
Second Novel ~Kanojo no Natsu, 15-fun no Kioku~
Second Novel ~Kanojo no Natsu, 15-fun no Kioku~
17%
Tags
  • Disabled Heroine
  • Metafiction
  • Suicide
  • Amnesia
  • Elementary School Student Heroine
Rating 7.6233 Users
Usotsuki Ouji to Nayameru Ohime-sama -Princess Syndrome-
Usotsuki Ouji to Nayameru Ohime-sama -Princess Syndrome-
16%
Tags
  • Fictional Island Near Futuristic Japan
  • Heroine with Superpowered Side
  • Tall Heroine
  • Homemaker Protagonist
  • Naizuri
Rating 7.0744 Users
Kokorono
Kokorono
16%
Tags
  • Haraguro Heroine
  • Obsession
  • Hetare Protagonist
  • Dramatic Love Triangle
  • Foolish Protagonist
Rating 6.2823 Users
G.I.B. Girls in Black
G.I.B. Girls in Black
16%
Tags
  • Combat with Laser and Beam Firearms
  • Title Parody
  • Panic Button
  • Tsukkomi Protagonist
  • Homemaker Protagonist
Rating 7.1641 Users
Saki Portable
Saki Portable
16%
Tags
  • Mahjong as Story Element
  • Tournament
  • Mahjong as Gameplay Element
  • Competition
  • Character Profiles
Rating 6.6721 Users
Low na Imouto ni Succubus ga Toritsuita node Tanetsuke Yoyuu deshita.
Low na Imouto ni Succubus ga Toritsuita node Tanetsuke Yoyuu deshita.
15%
Tags
  • Possession
  • Succubus Heroine
  • Unlockable Sexual Content
  • Protagonist's Younger Sister as a Heroine
  • Fake Choices
Rating 6.6024 Users
Imouto Style
Imouto Style
15%
Tags
  • Sprite Filter
  • Protagonist's Twin as a Heroine
  • Harem Ending with Theme
  • Unnamed Protagonist
  • Twincest
Rating 6.8934 Users

S.I.S.T.A.R.S:KISS OF TRINITY 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 (32 total)

NameScoreImportanceWeight
Twin Sisters as Heroines3.001.835.48
Sister/Sister Incest2.002.384.76
Non-penetrative Sex2.002.364.72
Modern Day Tokyo2.002.294.58
Incest Romance2.002.254.50
Blood-related Brother/Sister Incest3.001.494.46
Blood-related Sister/Sister Incest2.002.134.26
Tribadism2.002.054.10
Siscon Protagonist2.002.054.09
Female Protagonist for a Short Time2.002.034.06
Brocon Heroine2.501.614.02
Slice of Life Comedy2.001.873.74
Twin Tail Heroine3.001.183.53
Threesome Ending2.001.743.48
Breaking the Fourth Wall2.001.743.47
Under the Same Roof2.331.272.96
Photographic Backgrounds2.001.392.78
Kinetic Novel2.501.072.67
Brother/Sister Incest1.202.042.45
Bukkake2.001.202.41
Only Virgin Heroines2.001.082.17
Nameable Protagonist2.330.912.12
Naked Sprites2.001.052.11
Lesbian Sex1.671.151.92
Missionary Position2.000.941.88
Low Sexual Content1.001.631.63
Defloration2.000.761.52
Sexual Content1.200.630.76
Male Protagonist2.000.300.60
ADV2.500.140.36
1.500.000.00
2.000.000.00

Traits (40 total)

NameCharactersImportanceWeight
Stockings Clothes22.422.66
Tribadism Engages in (Sexual)22.112.32
Bisexual Role21.942.13
Incest Engages in (Sexual)31.472.04
Clothing with Ribbons Clothes21.581.74
Full Sister Role21.561.72
Group Sex Engages in (Sexual)21.521.67
Sister Complex Personality12.381.65
Lesbian Sex Engages in (Sexual)21.381.51
Brother Complex Personality12.061.43
Dress Clothes21.251.38
Naked Clothes11.961.36
Airhead Personality11.921.33
String Ribbon Tie Clothes11.821.26
Twin Tails Hair21.131.24
Boku Personality11.781.23
Missionary Engages in (Sexual)11.741.21
Older Brother Role11.731.20
Cowgirl Engages in (Sexual)11.711.19
Virgin Sex Engages in (Sexual)30.851.18
Spiky Bangs Hair21.001.10
Straight Hair20.941.04
Teasing Engages in11.441.00
Masturbation Engages in (Sexual)11.400.97
Grey Hair11.380.96
Bukkake Subject of (Sexual)11.350.94
Red Eyes11.200.83
Ribbon Hair Tie Clothes11.190.83
Long Hair20.750.82
Group Sex of One Male and Several Females Engages in (Sexual)11.170.81
Missionary Subject of (Sexual)11.120.77
Necktie Clothes11.120.77
Tareme Eyes11.110.77
Teen Body20.620.68
Sidehair Hair10.980.68
Cowgirl Subject of (Sexual)10.950.66
Slim Body20.580.63
Blond Hair10.890.62
Blue Eyes10.800.56
Pale Body20.370.40