Harder

by Audrey Grace

3.33 · 3 ratings

science fiction · queer · length-novella · erotica · anal sex · aliens · futuristic · m-m · height-difference · standalone-first · first-in-series

Harder: Similar series

Monstrous

by Lily Mayne

4.32 · 3245 ratings

explicit-plentiful · dystopian · monsters · queer · anal sex · m-m · non-human-hero · sweet-hero · usa · first-person-pov · creative-anatomy · childfree-couple · fantasy · age difference · audiobook · sunny hero · futuristic · paranormal · found-family · possessive hero

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Calluvia's Royalty

by Alessandra Hazard

4.07 · 415 ratings

anal sex · explicit-open-door · aliens · futuristic · science fiction · queer · royalty · m-m · third-person-pov · age difference · erotica · cold hero · possessive hero · politician · angst · virgin hero · secret-relationship · dual-pov · length-medium · forbidden love

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THIRDS

by Charlie Cochet

4.23 · 760 ratings

erotica · audiobook · paranormal · suspense · science fiction · queer · shapeshifters · m-m · mystery · fantasy · futuristic · urban fantasy · men in uniform · military · explicit-open-door · alpha male · contemporary · humor · usa · dual-pov

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Pykh

by Eileen Glass

4.03 · 262 ratings

slavery · death · switch · age difference · aliens · humor · futuristic · male-pov · animal-death · alpha male · poly · audiobook · found-family · menage · early-20s-mmc · m-m-m · abuse · science fiction · queer · height-difference

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Dark Space

by Lisa Henry

4.12 · 186 ratings

hurt-comfort · futuristic · science fiction · queer · m-m · past-abuse · military · caretaking · bdsm · first-person-pov · mental-trauma · past-sexual-abuse · anal sex · suicide · sweet-hero · dystopian · angst · class difference · tortured hero · death

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Claimings

by Lyn Gala

4.08 · 254 ratings

m-m · science fiction · queer · aliens · third-person-pov · hurt-comfort · explicit-open-door · military · bdsm · futuristic · age difference · multicultural · audiobook · non-human-hero · caretaking · past-abuse · length-short · erotica · dual-pov · height-difference

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Awakened Womb

by Hawke Oakley

3.76 · 110 ratings

height-difference · m-m · creative-anatomy · science fiction · queer · dual-pov · found-family · sweet-hero · multicultural · audiobook · breeding · fated-mates · futuristic · aliens · anal sex · pregnancy · length-short · non-human-hero · explicit-open-door · first-person-pov

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The Alien's Omega

by Sienna Sway

3.79 · 139 ratings

aliens · omegaverse · m-m · science fiction · queer · explicit-open-door · non-human-hero · first-person-pov · fated-mates · futuristic · anal sex · sweet-hero · dual-pov · hurt-comfort · height-difference · virgin hero · creative-anatomy · forced proximity · multicultural · alpha male

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Star Marked Warriors

by Sam Burns

3.80 · 73 ratings

male-pov · length-short · futuristic · dual-pov · forced proximity · aliens · magic · m-m · height-difference · science fiction · queer · audiobook · found-family · possessive hero · anal sex · explicit-open-door · insta-love · non-human-hero · first-person-pov · creative-anatomy

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Galactic Gems

by Clio Evans

3.70 · 69 ratings

creative-anatomy · dual-pov · sweet-hero · anal sex · breeding · bdsm · bondage · non-human-hero · insta-love · science fiction · height-difference · explicit-plentiful · audiobook · aliens · fated-mates · futuristic · dvp · double-penetration · praise-kink · cheerful heroine

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Furry Alien Mates

by Delaney Rain

3.96 · 122 ratings

contemporary · science fiction · queer · m-m · new adult · height-difference · fantasy · aliens · fated-mates · multicultural · sweet-hero · dual-pov · creative-anatomy · caretaking · first-person-pov · insta-love · non-human-hero · anal sex · explicit-plentiful · possessive hero

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Dragon Men

by Amber Kell

3.81 · 86 ratings

length-novella · m-m · fated-mates · queer · contemporary · shapeshifters · fantasy · paranormal · futuristic · aliens · bdsm · erotica · royalty · science fiction · behind-doors · dragon shifter · menage · magic · first-in-series · poly

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Metahuman Files: Classified

by Hailey Turner

4.25 · 49 ratings

m-m · fetish · dystopian · science fiction · queer · third-person-pov · paranormal · suspense · dual-pov · men in uniform · length-novella · audiobook · futuristic · male-pov · anal sex · superheroes · explicit-open-door · military · height-difference · north-america

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The Harvest

by M.A. Church

3.72 · 63 ratings

science fiction · queer · m-m · aliens · height-difference · sweet-hero · futuristic · non-human-hero · primal-play · angst · lgbtqia hate · royalty · creative-anatomy · explicit-plentiful · new adult · erotica · contemporary · multicultural · men in uniform · length-novella

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Planetary Submissives

by Amber Kell

3.62 · 58 ratings

m-m · erotica · length-novella · magic · bdsm · queer · aliens · futuristic · anal sex · contemporary · first-in-series · slavery · standalone-first · paranormal · science fiction · fantasy · military · alpha male · angst · royalty

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Alien Clutch

by D. Dove

3.80 · 53 ratings

m-m · m-m-m · queer · science fiction · third-person-pov · poly · breeding · futuristic · aliens · dark · bondage · fetish · rape · abduction · creative-anatomy · explicit-plentiful · somnophilia · erotica · male-pov · praise-kink

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Katzman

by Stormy Glenn

3.61 · 64 ratings

erotica · queer · m-m · contemporary · length-novella · aliens · futuristic · paranormal · science fiction · fantasy · length-short · standalone-first · slavery · first-in-series · menage · royalty · pregnancy · shapeshifters

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Border Worlds Saga

by Mark Alders

3.17 · 31 ratings

erotica · aliens · science fiction · queer · m-m · futuristic · length-novella · explicit-open-door · breeding · first-in-series · military · standalone-first · insta-love · anal sex · height-difference · length-short

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Alien Lovers

by Olivia Black

3.90 · 29 ratings

science fiction · queer · aliens · m-m · length-novella · m-m-m · poly · menage · futuristic · erotica · virgin hero · harems · omegaverse · breeding · new adult · standalone-first · first-in-series · third-person-pov · non-human-hero · insta-love

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For A Chance At Us

by Toby Wise

3.86 · 18 ratings

anal sex · aliens · first-person-pov · explicit-open-door · non-human-hero · science fiction · queer · creative-anatomy · friends to lovers · new adult · height-difference · m-m · multicultural · dual-pov · sweet-hero · pregnancy · fantasy · futuristic · length-novella · latinx-mc

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Alien Slave Masters

by Samantha Cayto

3.97 · 30 ratings

m-m · queer · science fiction · erotica · futuristic · aliens · bdsm · length-novella · dark · suspense · m-m-m · dub-con · standalone-first · m-f · first-in-series · slavery · length-short · poly · rape · abuse

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Slave World

by Kelex

3.38 · 20 ratings

super rich hero · dual-pov · male-pov · multicultural · dub-con · creative-anatomy · dystopian · double-penetration · tortured hero · class difference · fetish · bdsm · bondage · cruel hero · non-human-hero · politician · working class hero · dark · mental-trauma · anal sex

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The Kithran Regenesis

by Dani Worth

3.55 · 20 ratings

erotica · poly · m-m-f · science fiction · bisexual · futuristic · length-novella · menage · aliens · pirates · queer · m-m-m · reverse harem · m-m · queer-awakening · standalone-first · m-f · first-in-series · tortured heroine · non-human-heroine

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Harder

by Audrey Grace

3.33 · 3 ratings

science fiction · queer · length-novella · erotica · anal sex · aliens · futuristic · m-m · height-difference · standalone-first · first-in-series

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