Penrose: Similar series
Ice Planet Clones
by Ruby Dixon
4.07 · 242 ratings
explicit-open-door · science fiction · m-f · aliens · forced proximity · fated-mates · creative-anatomy · virgin hero · dual-pov · survival · hurt-comfort · possessive hero · non-human-hero · mental-trauma · height-difference · alpha male · humor · animal-death · abduction · multicultural
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Naga Brides
by Naomi Lucas
3.75 · 286 ratings
explicit-open-door · monsters · aliens · audiobook · possessive hero · non-human-hero · dual-pov · science fiction · m-f · breeding · creative-anatomy · futuristic · fantasy · length-medium · death · alpha male · graphic-violence · insta-love · first-person-pov · military
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Forbidden Mates
by Heather Guerre
3.79 · 137 ratings
aliens · third-person-pov · survival · dual-pov · explicit-open-door · non-human-hero · possessive hero · competent heroine · science fiction · forbidden love · futuristic · forced proximity · slow burn · dub-con · strong heroine · multicultural · sweet-hero · sweet heroine · angst · abduction
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Bar Code
by Suzanne Weyn
3.61 · 87 ratings
fantasy · paranormal · magic · science fiction · dystopian · young adult · futuristic · mystery · length-medium · length-short · suspense
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Sidekick Squad
by C.B. Lee
3.87 · 87 ratings
contemporary · found-family · length-medium · paranormal · young adult · superheroes · dystopian · bisexual · fantasy · f-f · queer · audiobook · urban fantasy · magic · high-school · science fiction · friends to lovers · mystery · futuristic · multicultural
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Awaken
by Katie Kacvinsky
3.95 · 140 ratings
length-medium · futuristic · young adult · science fiction · dystopian · contemporary · fantasy · college · paranormal · other-man-woman · love triangle · length-novella
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Prison Planet
by Emmy Chandler
3.81 · 178 ratings
science fiction · m-f · futuristic · fighters · explicit-open-door · alpha male · audiobook · length-medium · dark · abduction · dystopian · class difference · erotica · strong heroine · aliens · forced proximity · possessive hero · bad boys · virgin heroine · slavery
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Celta's Heartmates
by Robin D. Owens
3.96 · 344 ratings
futuristic · length-medium · science fiction · aliens · fated-mates · magic · contemporary · m-f · vampires · class difference · urban fantasy · fantasy · shapeshifters · paranormal · tortured heroine · angels · witches · demons · grovel · tortured hero
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Blue Halo
by Nyssa Kathryn
4.46 · 169 ratings
military · fantasy · audiobook · m-f · suspense · contemporary · futuristic · science fiction · length-medium · mystery · paranormal · insta-love · dark · men in uniform · from hate to love · tortured hero · tortured heroine · explicit-open-door · open-door · forced proximity
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Dust Chronicles
by Maureen McGowan
3.77 · 57 ratings
length-medium · dystopian · audiobook · urban fantasy · fantasy · science fiction · young adult · futuristic · mystery · contemporary · paranormal
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Worldship Brides
by Sue Lyndon
3.73 · 90 ratings
dub-con · creative-anatomy · first-person-pov · non-human-hero · anal sex · virgin heroine · audiobook · m-f · alpha male · science fiction · explicit-plentiful · height-difference · aliens · fated-mates · spanking · multicultural · dual-pov · double-penetration · body-betrayal · breeding
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Fated Mates of the Sarkarnii
by Hattie Jacks
3.99 · 121 ratings
audiobook · explicit-open-door · fated-mates · aliens · science fiction · dragon shifter · alpha male · possessive hero · length-medium · m-f · breeding · non-human-hero · futuristic · independent heroine · height-difference · paranormal · suspense · tortured hero · abduction · dual-pov
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The Xenith Trilogy
by Chani Lynn Feener
3.96 · 51 ratings
science fiction · young adult · length-medium · love triangle · other-man-woman · futuristic · aliens · dystopian · from hate to love · behind-doors · suspense · arranged marriage · high-school · paranormal · fantasy · legends & fairy tales · new adult · bad boys · royalty · mystery
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The Lost Fleet
by Sarah Hawke
4.27 · 50 ratings
length-medium · audiobook · military · aliens · harems · science fiction · explicit-plentiful · futuristic · breeding · poly · war · m-f-f · male-pov · anal sex · pregnancy
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Savage
by Tamara Rose Blodgett
3.94 · 58 ratings
futuristic · fantasy · science fiction · psychics · paranormal · audiobook · multicultural · shapeshifters · witches · vampires · dystopian · young adult · magic · urban fantasy · steampunk · suspense · length-medium · military · mystery · royalty
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Cyborgs: Mankind Redefined
by Donna McDonald
3.94 · 20 ratings
military · science fiction · humor · futuristic · fantasy · length-medium · alpha male · m-f · length-short · paranormal · superheroes
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Khuldun Warriors
by Emma Alisyn
4.05 · 19 ratings
science fiction · explicit-plentiful · fantasy · length-medium · futuristic · paranormal · vampires · length-novella · aliens · insta-love
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The Intergalactic Union
by Natasha Campbell-Jones
3.55 · 19 ratings
third-person-pov · strong heroine · survival · sweet-hero · class difference · past-child-abuse · rape · dystopian · vengeance · angst · friends to lovers · abduction · mental-trauma · fem-dom · non-human-hero · torture-mcs · military · past-abuse · abuse-non-mc · first-person-pov
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The Protector
by Megan Hart
3.62 · 13 ratings
dangerous heroine · forced proximity · futuristic · super rich hero · independent heroine · warrior-heroine · boss & employee · tycoon · science fiction · gifted heroine · dual-pov · bodyguard-heroine · audiobook · strong heroine · competent heroine · third-person-pov · suspense · fantasy · bad boys · second chances
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A Sectors SF Romance
by Veronica Scott
4.07 · 15 ratings
futuristic · science fiction · military · length-medium · audiobook · young adult · paranormal · length-short · fantasy · length-novella
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The Others
by Kali Rose Schmidt
4.50 · 2 ratings
futuristic · science fiction · dystopian · superheroes · length-medium · fantasy · length-short · military
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The Dawn of Time Travel
by Ada Fairfax
5.00 · 1 ratings
paranormal · science fiction · time travel · fantasy · futuristic · length-medium · length-long · length-epic
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