The Alliance: Similar romance series

Horde Kings of Dakkar

by Zoey Draven

4.09 · 1618 ratings

death · aliens · forced proximity · fated-mates · futuristic · m-f · alpha male · betrayal · audiobook · competent heroine · commander · royalty · science fiction · height-difference · first-person-pov · non-human-hero · pregnancy · explicit-open-door · possessive hero · multicultural

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Ice Planet Barbarians

by Ruby Dixon

3.82 · 6460 ratings

aliens · science fiction · fated-mates · m-f · creative-anatomy · non-human-hero · explicit-open-door · dual-pov · first-person-pov · futuristic · pregnancy · erotica · humor · sweet-hero · breeding · insta-love · height-difference · multicultural · possessive hero · alpha male

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Corsairs

by Ruby Dixon

3.88 · 487 ratings

explicit-open-door · non-human-hero · military · first-person-pov · possessive hero · slow burn · dual-pov · creative-anatomy · pirates · futuristic · aliens · forced proximity · erotica · m-f · science fiction · sassy heroine · insta-love · caretaking · tortured heroine · human-trafficking

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Fireblood Dragons

by Ruby Dixon

3.80 · 1115 ratings

futuristic · aliens · dragon shifter · alpha male · audiobook · shapeshifters · science fiction · explicit-open-door · dystopian · m-f · urban fantasy · usa · fated-mates · non-human-hero · texas · possessive hero · length-medium · erotica · north-america · monsters

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Risdaverse

by Ruby Dixon

3.93 · 2039 ratings

science fiction · dual-pov · aliens · non-human-hero · m-f · first-person-pov · explicit-open-door · futuristic · height-difference · sweet-hero · multicultural · possessive hero · creative-anatomy · small town · audiobook · past-abuse · length-novella · slavery · humor · forced proximity

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Alpha's Claim

by Addison Cain

3.91 · 499 ratings

fantasy · abuse · science fiction · from hate to love · explicit-plentiful · paranormal · commander · m-f · alpha male · betrayal · audiobook · omegaverse · dark · cruel hero · bdsm · rape · dystopian · angst · abduction · strong heroine

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Savage Lands

by Stacey Marie Brown

4.07 · 521 ratings

hungary · war · first-person-pov · height-difference · paranormal · dangerous heroine · fated-mates · futuristic · angst · fae · audiobook · alpha male · m-f · fantasy · age difference · death · survival · cold hero · tortured heroine · dark

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Dark World Mates

by Olivia Riley

3.86 · 203 ratings

audiobook · m-f · science fiction · aliens · strong heroine · military · alpha male · death · monsters · futuristic · survival · multicultural · non-human-hero · graphic-violence · possessive hero · suspense · from hate to love · working class heroine · forbidden love · height-difference

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Sin Brothers

by Rebecca Zanetti

4.17 · 201 ratings

possessive hero · explicit-open-door · military · past-abuse · career professional · tortured hero · north-america · angst · third-person-pov · men in uniform · dual-pov · independent heroine · fantasy · mystery · usa · science fiction · sassy heroine · suspense · paranormal · contemporary

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Vandalar Concubines

by V.K. Ludwig

3.80 · 244 ratings

aliens · humor · science fiction · explicit-open-door · dual-pov · independent heroine · futuristic · length-short · competent heroine · m-f · audiobook · possessive hero · forced proximity · boss & employee · sassy heroine · erotica · praise-kink · sunny hero · non-human-hero · himbo

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Imperia

by Gena Showalter

3.86 · 122 ratings

length-medium · magic · aliens · contemporary · alpha male · fighters · explicit-open-door · insta-love · virgin heroine · body-betrayal · possessive hero · third-person-pov · dual-pov · urban fantasy · tortured hero · north-america · usa · male-pov · futuristic · independent heroine

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Vrisha Warriors

by Olivia Riley

3.99 · 183 ratings

non-human-hero · dual-pov · futuristic · aliens · science fiction · m-f · audiobook · from hate to love · competent heroine · explicit-open-door · fighters · caretaking · military · creative-anatomy · third-person-pov · monsters · forced proximity · length-medium · possessive hero · cold hero

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Accidental Alien Brides

by January Bell

4.03 · 321 ratings

science fiction · audiobook · humor · aliens · military · non-human-hero · dual-pov · explicit-open-door · forced proximity · length-short · futuristic · arranged marriage · possessive hero · first-person-pov · monsters · slow burn · strong heroine · from hate to love · height-difference · alpha male

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The Alliance

by S.E. Smith

4.00 · 204 ratings

aliens · futuristic · science fiction · audiobook · length-short · virgin heroine · non-human-hero · dystopian · alpha male · m-f · independent heroine · possessive hero · military · explicit-open-door · open-door · erotica · urban fantasy · pregnancy · fighters · abduction

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Cosmos' Gateway

by S.E. Smith

4.10 · 180 ratings

futuristic · science fiction · aliens · audiobook · virgin heroine · open-door · alpha male · m-f · pregnancy · non-human-hero · length-medium · possessive hero · length-short · sweet-hero · erotica · fated-mates · insta-love · explicit-open-door · bdsm · military

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Interstellar Brides

by Grace Goodwin

4.02 · 627 ratings

science fiction · aliens · audiobook · military · futuristic · non-human-hero · dual-pov · m-f · length-short · first-person-pov · alpha male · fighters · male-pov · multicultural · height-difference · possessive hero · fated-mates · erotica · spanking · explicit-plentiful

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Interstellar Brides: The Colony

by Grace Goodwin

4.18 · 193 ratings

aliens · futuristic · audiobook · alpha male · science fiction · military · non-human-hero · dual-pov · multicultural · length-short · fated-mates · independent heroine · m-f · shapeshifters · possessive hero · first-person-pov · fighters · strong heroine · male-pov · erotica

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Interstellar Brides Program: The Beasts

by Grace Goodwin

3.90 · 185 ratings

insta-love · science fiction · aliens · military · explicit-open-door · audiobook · m-f · shapeshifters · futuristic · non-human-hero · dystopian · alpha male · length-short · dual-pov · vampires · north-america · florida · first-person-pov · possessive hero · height-difference

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Interstellar Brides Program: Rogues

by Grace Goodwin

4.30 · 61 ratings

male-pov · fated-mates · futuristic · aliens · audiobook · m-f · alpha male · shapeshifters · height-difference · science fiction · fighters · non-human-hero · military · first-person-pov · dual-pov · vampires · curvy heroine · tall-heroine · length-short · suspense

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Bubble Babes

by Petra Palerno

3.86 · 79 ratings

m-f · erotica · audiobook · possessive hero · science fiction · aliens · fated-mates · futuristic · dual-pov · strong heroine · non-human-hero · competent heroine · height-difference · curvy heroine · humor · abduction · creative-anatomy · bondage · caretaking · first-person-pov

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Alien Wolf Tales

by Honey Phillips

4.26 · 73 ratings

m-f · paranormal · science fiction · shapeshifters · werewolves · fantasy · aliens · futuristic · sweet heroine · non-human-hero · explicit-open-door · possessive hero · poor heroine · working class heroine · forced proximity · dual-pov · multicultural · grumpy sunshine · third-person-pov · creative-anatomy

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Interstellar Brides: The Virgins

by Grace Goodwin

4.09 · 83 ratings

audiobook · science fiction · non-human-hero · military · futuristic · aliens · dual-pov · alpha male · shapeshifters · fetish · gifted heroine · bondage · spanking · praise-kink · possessive hero · fated-mates · breeding · anal sex · m-f · sassy heroine

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The Fallen World

by C.R. Jane

3.82 · 37 ratings

futuristic · reverse harem · possessive hero · aliens · non-human-hero · new adult · science fiction · poly · length-short · forced proximity · nerdy-hero · usa · explicit-open-door · first-person-pov · dystopian · abduction · alpha male · contemporary · body-betrayal · breeding

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Love and War

by R.A. Steffan

3.82 · 31 ratings

aliens · futuristic · audiobook · science fiction · mental-trauma · dual-pov · third-person-pov · racism · creative-anatomy · death · length-short · m-f · suspense · non-human-hero · strong heroine · angst · slavery · forced proximity · independent heroine · found-family

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by S.E. Smith

The Alliance: Similar series

by Zoey Draven

by Ruby Dixon

by Ruby Dixon

by Ruby Dixon

by Ruby Dixon

by Addison Cain

by Stacey Marie Brown

by Olivia Riley

by Rebecca Zanetti

by V.K. Ludwig

by Gena Showalter

by Olivia Riley

by January Bell

by S.E. Smith

by S.E. Smith

by Grace Goodwin

by Grace Goodwin

by Grace Goodwin

by Grace Goodwin

by Petra Palerno

by Honey Phillips

by Grace Goodwin

by C.R. Jane

by R.A. Steffan