Theirs Not to Reason Why: Similar series
Consortium Rebellion
by Jessie Mihalik
4.04 · 287 ratings
audiobook · m-f · competent heroine · science fiction · length-long · fantasy · forced proximity · futuristic · strong heroine · rich heroine · class difference · first-person-pov · aristocratic heroine · open-door · bodyguard-hero · war · alpha male · political-intrigue · from hate to love · gifted heroine
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The Aurora Cycle
by Amie Kaufman
4.10 · 255 ratings
audiobook · found-family · suspense · young adult · science fiction · dystopian · new adult · length-long · magic · mystery · humor · aliens · futuristic · dual-pov · queer · cliffhanger · military · death · behind-doors · war
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The Firebird Chronicles
by T.A. White
4.36 · 460 ratings
tortured heroine · military · cold hero · war · strong heroine · magic · dangerous heroine · aliens · futuristic · non-human-heroine · m-f · alpha male · commander · competent heroine · science fiction · warrior-heroine · bodyguard-hero · possessive hero · survival · slow burn
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Starlight's Shadow
by Jessie Mihalik
4.00 · 253 ratings
science fiction · found-family · aliens · futuristic · strong heroine · military · audiobook · competent heroine · forced proximity · heroine sleuth · independent heroine · length-long · sweet-hero · non-human-hero · open-door · from hate to love · height-difference · m-f · dangerous heroine · childfree-couple
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Skyward
by Brandon Sanderson
4.32 · 509 ratings
science fiction · dystopian · young adult · aliens · audiobook · paranormal · fantasy · war · futuristic · military · magic · glimpses-kisses · high fantasy · found-family · humor · mystery · length-long · survival · length-short · length-novella
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Paradox
by Rachel Bach
4.08 · 164 ratings
warrior-heroine · first-person-pov · military · war · futuristic · independent heroine · mystery · aliens · dangerous heroine · strong heroine · competent heroine · sweet-hero · urban fantasy · audiobook · m-f · shapeshifters · science fiction · length-medium · second chances · open-door
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Constellation
by Claudia Gray
3.99 · 126 ratings
dystopian · science fiction · audiobook · young adult · suspense · aliens · glimpses-kisses · length-long · strong heroine · war · futuristic · military · from hate to love · angst · tortured hero · outlaw-heroine · found-family · heroine athlete · hurt-comfort · sweet-hero
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Sanctuary
by S.M. Olivier
4.27 · 173 ratings
explicit-plentiful · contemporary · poly · alpha male · competent heroine · independent heroine · reverse harem · m-f-m · dystopian · men in uniform · possessive hero · sunny hero · military · science fiction · slut-shaming · menage · death · friends to lovers · heroine athlete · strong heroine
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Aldebarian Alliance
by Dianne Duvall
4.15 · 172 ratings
non-human-hero · vampires · dual-pov · aliens · futuristic · science fiction · audiobook · m-f · sweet heroine · humor · military · warrior-heroine · torture-mcs · explicit-open-door · tortured hero · sweet-hero · urban fantasy · multicultural · survival · strong heroine
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Confederation of Valor
by Tanya Huff
4.08 · 153 ratings
strong heroine · audiobook · military · futuristic · war · science fiction · aliens · survival · fantasy · paranormal · length-medium · humor · length-long · queer · time travel · mystery · suspense · pirates · standalone-first · m-f
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Dred Chronicles
by Ann Aguirre
4.01 · 82 ratings
dystopian · science fiction · aliens · futuristic · m-f · urban fantasy · length-medium · open-door · war · military · contemporary · strong heroine · outlaw-heroine · alpha male · audiobook · tortured heroine · survival · first-in-series · competent heroine · standalone-first
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Theirs Not to Reason Why
by Jean Johnson
4.08 · 128 ratings
futuristic · science fiction · military · war · aliens · length-long · length-medium · first-in-series · time travel · standalone-first · urban fantasy
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The Mandrake Company
by Ruby Lionsdrake
4.02 · 230 ratings
science fiction · audiobook · military · explicit-open-door · futuristic · m-f · dual-pov · third-person-pov · independent heroine · competent heroine · forced proximity · fighters · men in uniform · slow burn · aliens · fantasy · new adult · alpha male · cold hero · war
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Dock Five Universe
by Linnea Sinclair
3.82 · 98 ratings
science fiction · futuristic · suspense · audiobook · length-long · open-door · aliens · m-f · multicultural · found-family · contemporary · competent heroine · strong heroine · racism · angst · rape-non-mc · tortured hero · military · first-person-pov · pirates
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First Ordinance
by Connie Suttle
4.13 · 88 ratings
shapeshifters · audiobook · menage · length-medium · immortal-hero · poly · early-20s-mmc · aliens · reverse harem · magic · demons · vampires · 100-plus-years-mmc · time travel · immortal-heroine · in-his-30s · abuse · futuristic · strong heroine · royalty
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Star Guardians
by Ruby Lionsdrake
4.11 · 99 ratings
science fiction · futuristic · aliens · audiobook · non-human-hero · length-medium · military · m-f · new adult · human-trafficking · strong heroine · competent heroine · dual-pov · abduction · rape-non-mc · open-door · in-her-30s · nerdy-hero · explicit-open-door · fighters
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Warchild
by Karin Lowachee
3.96 · 69 ratings
science fiction · aliens · queer · m-m · length-long · young adult · war · military · pirates · mystery · dystopian · angst · abuse · rape · futuristic · new adult · first-in-series · standalone-first · length-novella · dark
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Xian Warriors
by Regine Abel
4.23 · 142 ratings
science fiction · audiobook · m-f · military · non-human-hero · humor · aliens · futuristic · creative-anatomy · multicultural · competent heroine · explicit-open-door · suspense · fated-mates · virgin hero · strong heroine · gifted heroine · war · length-short · length-medium
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Rebel Wing
by Tracy Banghart
4.17 · 37 ratings
dystopian · science fiction · futuristic · military · young adult · aliens · mystery · new adult · war · first-in-series · love triangle · christian · other-man-woman · standalone-first · length-medium · high fantasy · length-short
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The Lost Fleet
by Sarah Hawke
4.27 · 50 ratings
harems · science fiction · aliens · military · audiobook · length-medium · explicit-plentiful · futuristic · breeding · male-pov · war · poly · m-f-f · anal sex · pregnancy · standalone-first · first-in-series
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The Vixen War Bride
by Thomas J. Doscher
4.62 · 56 ratings
length-medium · competent heroine · men in uniform · aliens · science fiction · strong heroine · commander · third-person-pov · military · from hate to love · humor · glimpses-kisses · futuristic · arranged marriage · war · marriage of convenience · non-human-heroine · audiobook · m-f · behind-doors
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The Intergalactic Union
by Natasha Campbell-Jones
3.53 · 19 ratings
early-20s-mmc · competent heroine · poly · betrayal · found-family · non-human-heroine · gifted heroine · m-m · torture-scs · science fiction · abuse · bisexual · royalty · rape-non-mc · queer · m-m-f · horror · male-pov · super rich hero · futuristic
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The Price of Talent
by A.K. Nevermore
4.50 · 29 ratings
fighters · m-f · alpha male · suspense · political-intrigue · futuristic · bad boys · slavery · vengeance · dystopian · survival · third-person-pov · science fiction · rape-non-mc · sweet heroine · war · military · mental-trauma · dark · graphic-violence
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Rights of the Strong
by Ellen Stellar
4.50 · 6 ratings
futuristic · aliens · military · science fiction · length-medium · standalone-first · length-long · humor · sassy heroine · first-in-series
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