Alliance: Similar romance series

Galactic Conspiracies

by Rob Colton

4.00 · 41 ratings

futuristic · alpha-mc · space · paranormal · mlm · book · steamy · romance · adult · military · sci-fi · action-adventure · aliens · fiction · lgbtq · abuse · violent-conflict · insta-love · children · family

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Claimings

by Lyn Gala

4.17 · 63 ratings

aliens · fiction · age-gap · lgbtq · adult · sci-fi · mlm · romance · steamy · book · audiobook · paranormal · action-adventure · slow-burn · military · violent-conflict · space · friends-to-lovers · futuristic · female-author

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Interstellar Service & Discipline

by Morgan Hawke

4.00 · 48 ratings

romance · book · steamy · mlm · paranormal · space · futuristic · fiction · aliens · sci-fi · adult · alpha-mc · lgbtq · action-adventure · dark · space-opera · military · sexual-assault · slavery · kidnapping

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Sci-Regency

by J.L. Langley

3.90 · 88 ratings

futuristic · lgbtq · industrial-era · fiction · sci-fi · historical · adult · romance · book · mlm · war · action-adventure · military · violent-conflict · regency · aliens · steamy · royalty · paranormal · age-gap

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Dark Space

by Lisa Henry

4.02 · 42 ratings

book · military · adult · violent-conflict · sci-fi · space-opera · aliens · fiction · action-adventure · futuristic · lgbtq · war · dystopia · space · angst · mlm · romance · dark · mystery · audiobook

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Starfighter

by Hamlet Machine

4.10 · 50 ratings

adult · space-opera · comics · sci-fi · fiction · action-adventure · aliens · lgbtq · futuristic · space · mlm · steamy · romance · military · dark · violent-conflict · war · dystopia · enemies-to-lovers · male-mc

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Turbulence

by Lyn Gala

3.92 · 29 ratings

steamy · book · romance · mlm · sci-fi · violent-conflict · adult · military · lgbtq · war · futuristic · action-adventure · fiction · space · dystopia · disability · contemporary · space-opera · bisexuality · slow-burn

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The Thresl Chronicles

by Amber Kell

3.81 · 58 ratings

action-adventure · aliens · fiction · futuristic · lgbtq · adult · mlm · romance · book · shapeshifters · paranormal · military · sci-fi · supernatural · steamy · fated-mates · war · violent-conflict · magic · royalty

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The Blue Solace

by C.W. Gray

4.25 · 66 ratings

sci-fi · mlm · book · romance · paranormal · aliens · action-adventure · fiction · lgbtq · futuristic · adult · shapeshifters · omegaverse · military · children · audiobook · humor · family · abuse · steamy

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Lady Blue Crew

by Lynn Hagen

3.88 · 74 ratings

futuristic · lgbtq · aliens · fiction · sci-fi · adult · romance · steamy · book · shapeshifters · mlm · paranormal · action-adventure · space · military · alpha-mc · abuse · animals · cats · time-travel

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Chaos Station

by Jenn Burke

4.16 · 45 ratings

romance · book · steamy · mlm · suspense · billionaire · space · futuristic · lgbtq · war · aliens · fiction · action-adventure · sci-fi · space-opera · military · adult · violent-conflict · friends-to-lovers · second-chances

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Border Worlds Saga

by Mark Alders

3.38 · 26 ratings

mlm · action-adventure · aliens · fiction · romance · futuristic · book · lgbtq · steamy · adult · paranormal · sci-fi · shapeshifters · contemporary · military · supernatural · angst · humor · slow-burn · kidnapping

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Saving Caeorleia

by Alicia Nordwell

3.96 · 26 ratings

military · adult · dark · sci-fi · aliens · fiction · action-adventure · futuristic · lgbtq · dystopia · mlm · abuse · romance · book · steamy · violent-conflict · space-opera · war · family · space

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An Uncommon Whore

by Belinda McBride

3.79 · 34 ratings

futuristic · aliens · fiction · sci-fi · adult · romance · steamy · book · mlm · lgbtq · action-adventure · slavery · abuse · suspense · war · family · dark · space-opera · military · violent-conflict

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