The Surge: Similar romance series

Penryn & the End of Days

by Susan Ee

4.19 · 591 ratings

vengeance · dystopian · angst · secret-relationship · disabilities and marks · tortured hero · urban fantasy · survival · slow burn · strong heroine · angels · cold hero · glimpses-kisses · possessive hero · war · tortured heroine · first-person-pov · mental-trauma · graphic-violence · fighters

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Villains in Love

by Kati Wilde

3.91 · 394 ratings

explicit-open-door · from hate to love · audiobook · m-f · competent heroine · forced proximity · monsters · virgin hero · dual-pov · strong heroine · cold hero · possessive hero · non-human-hero · sassy heroine · science fiction · abuse · working class heroine · height-difference · alpha male · suspense

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Corsair Brothers

by Ruby Dixon

4.05 · 422 ratings

audiobook · science fiction · pirates · length-long · futuristic · aliens · sweet-hero · dual-pov · m-f · height-difference · forced proximity · strong heroine · creative-anatomy · non-human-hero · explicit-open-door · first-person-pov · human-trafficking · competent heroine · contemporary · sassy heroine

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Ice Planet Clones

by Ruby Dixon

4.07 · 242 ratings

m-f · science fiction · fated-mates · aliens · forced proximity · survival · dual-pov · hurt-comfort · virgin hero · creative-anatomy · explicit-open-door · non-human-hero · possessive hero · alpha male · height-difference · animal-death · humor · multicultural · abduction · mental-trauma

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Starlight's Shadow

by Jessie Mihalik

4.03 · 231 ratings

aliens · strong heroine · military · found-family · science fiction · futuristic · heroine sleuth · sweet-hero · non-human-hero · competent heroine · audiobook · length-long · independent heroine · forced proximity · slow burn · multicultural · outlaw-heroine · open-door · first-person-pov · war

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Dark World Mates

by Olivia Riley

3.86 · 203 ratings

aliens · audiobook · m-f · science fiction · military · strong heroine · death · futuristic · monsters · alpha male · graphic-violence · non-human-hero · possessive hero · multicultural · survival · length-medium · horror · slavery · mystery · forced proximity

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Naga Brides

by Naomi Lucas

3.75 · 286 ratings

aliens · explicit-open-door · audiobook · monsters · dual-pov · non-human-hero · possessive hero · m-f · science fiction · creative-anatomy · breeding · alpha male · length-medium · death · futuristic · fantasy · slow burn · survival · virgin hero · abduction

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Vrisha Warriors

by Olivia Riley

3.99 · 183 ratings

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

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Captured Earth

by A.G. Wilde

3.85 · 172 ratings

aliens · explicit-open-door · science fiction · dystopian · audiobook · strong heroine · military · length-medium · vengeance · creative-anatomy · alpha male · shapeshifters · dual-pov · suspense · cold hero · fated-mates · war · first-person-pov · fighters · non-human-hero

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Catteni

by Anne McCaffrey

3.79 · 180 ratings

science fiction · futuristic · aliens · survival · m-f · audiobook · length-medium · abduction · strong heroine · competent heroine · independent heroine · non-human-hero · open-door · victim-blaming · misogyny · mental-trauma · dystopian · slavery · post-apocalyptic · class difference

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The Messenger Chronicles

by Pippa DaCosta

4.09 · 132 ratings

poly · m-f · betrayal · urban fantasy · political-intrigue · fae · vengeance · science fiction · magic · slavery · length-medium · non-human-hero · warrior-heroine · reverse harem · war · audiobook · dystopian · strong heroine · new adult · legends & fairy tales

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Darkstar Mercenaries

by Anna Carven

4.15 · 154 ratings

science fiction · non-human-hero · creative-anatomy · fated-mates · aliens · audiobook · explicit-open-door · length-medium · alpha male · strong heroine · m-f · graphic-violence · military · possessive hero · human-trafficking · cold hero · multicultural · abduction · virgin hero · futuristic

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Zion Warriors

by S.E. Smith

4.21 · 70 ratings

science fiction · futuristic · m-f · length-medium · non-human-hero · aliens · alpha male · military · length-long · paranormal · explicit-open-door · open-door · insta-love · pregnancy · fantasy · breeding · fated-mates · virgin heroine · possessive hero

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Cyborg Shifters

by Naomi Lucas

3.70 · 218 ratings

science fiction · explicit-open-door · aliens · m-f · futuristic · shapeshifters · non-human-hero · alpha male · strong heroine · length-medium · insta-love · fighters · audiobook · erotica · slow burn · possessive hero · length-short · boss & employee · sweet heroine · pregnancy

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Cat Star Chronicles

by Cheryl Brooks

3.86 · 226 ratings

aliens · futuristic · science fiction · non-human-hero · m-f · length-medium · contemporary · shapeshifters · erotica · length-long · alpha male · breeding · poor heroine · urban fantasy · non-human-heroine · sweet heroine · cruel hero · slavery · historical · bdsm

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Iriduan Universe Love Stories

by Susan Trombley

3.84 · 77 ratings

science fiction · audiobook · m-f · alpha male · aliens · creative-anatomy · strong heroine · monsters · futuristic · non-human-hero · explicit-open-door · shapeshifters · dual-pov · fated-mates · humor · length-medium · caretaking · new adult · masc-dom · sassy heroine

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Worldship Brides

by Sue Lyndon

3.73 · 90 ratings

audiobook · m-f · alpha male · science fiction · explicit-plentiful · height-difference · aliens · fated-mates · spanking · dub-con · creative-anatomy · first-person-pov · non-human-hero · anal sex · virgin heroine · breeding · age difference · futuristic · multicultural · dual-pov

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The Omega Collective

by Mina Carter

4.16 · 66 ratings

from hate to love · abduction · science fiction · dystopian · dub-con · men in uniform · m-f · possessive hero · fated-mates · fantasy · omegaverse · aliens · non-human-hero · explicit-open-door · tortured heroine · strong heroine · length-novella · paranormal · warrior-heroine · mental-trauma

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Galaxy Games

by Ava Ross

4.32 · 46 ratings

aliens · audiobook · science fiction · humor · suspense · m-f · sweet-hero · sweet heroine · virgin hero · abuse · length-medium · non-human-hero · fated-mates · tortured hero · explicit-open-door · fantasy · paranormal · strong heroine · survival · found-family

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Blades of Arris

by Starla Night

4.18 · 44 ratings

aliens · length-medium · science fiction · audiobook · futuristic · military · abduction · shapeshifters · dual-pov · alpha male · m-f · forced proximity · fantasy · asexual-hero · non-human-hero · from hate to love · survival · suspense · paranormal · war

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Virgin Warriors of Kar’Kal

by Gemma Voss

3.77 · 44 ratings

science fiction · dual-pov · fated-mates · fantasy · aliens · paranormal · m-f · explicit-open-door · non-human-hero · first-person-pov · virgin hero · strong heroine · sweet-hero · length-short · length-medium · new-jersey · possessive hero · pregnancy · bodyguard-hero · mental-trauma

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Renegades

by L.P. Peace

4.24 · 17 ratings

science fiction · fantasy · length-medium · futuristic · aliens · rape-non-mc · fated-mates · male-pov · forced proximity · non-human-hero · insta-love · slavery · height-difference · third-person-pov · competent heroine · m-f · dual-pov · exhibitionism · independent heroine · possessive hero

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The Surge

by Courtney Leigh

3.71 · 7 ratings

science fiction · aliens · length-medium · non-human-hero · from hate to love · m-f · male-pov · first-person-pov · futuristic · height-difference · dystopian · vengeance · paranormal · military · erotica · dual-pov

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A Shift in Space

by Danielle Forrest

5.00 · 4 ratings

science fiction · aliens · dual-pov · m-f · third-person-pov · length-medium · explicit-open-door · futuristic · competent heroine · shapeshifters · non-human-hero · abduction · independent heroine · strong heroine · from hate to love · queer · military · fighters · men in uniform · neurodivergent

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by Courtney Leigh

The Surge: Similar series

by Susan Ee

by Kati Wilde

by Ruby Dixon

by Ruby Dixon

by Jessie Mihalik

by Olivia Riley

by Naomi Lucas

by Olivia Riley

by A.G. Wilde

by Anne McCaffrey

by Pippa DaCosta

by Anna Carven

by S.E. Smith

by Naomi Lucas

by Cheryl Brooks

by Susan Trombley

by Sue Lyndon

by Mina Carter

by Ava Ross

by Starla Night

by Gemma Voss

by L.P. Peace

by Courtney Leigh

by Danielle Forrest