Eerie Efficiency
Eerie Efficiency

Browse Dark Romance Books

Search the library, set your intensity, and narrow the shelf without committing to a guided match.

Find a Book in One Tap Browse by Trope
Trope: fated-mates×
270 books match your taste
1 active filters

Monstrous Lies by K.A. Knight book cover

Monstrous Lies

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Forgotten City
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
Monstrous Truths by K.A. Knight book cover

Monstrous Truths

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Forgotten City
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
Night of the Berserkers by Lee Savino book cover

Night of the Berserkers

by Lee Savino
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Berserker
Dark / BrutalObsessive / Possessive
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
captivity or forced proximitydangerous powerenemies-to-lovers elementsfated mates
＋ Add to My Library
View Book
EERIEEFFICIENCYEEObsidian Fireby Angel LawsonCOVER COMING SOON

Obsidian Fire

by Angel Lawson
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Raven Queen's Harem
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEOnyx Eclipseby Angel LawsonCOVER COMING SOON

Onyx Eclipse

by Angel Lawson
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Raven Queen's Harem
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEOrigins of an AcademyBullyby Caroline Peckham; SusanneValentiCOVER COMING SOON

Origins of an Academy Bully

by Caroline Peckham; Susanne Valenti
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Zodiac Academy
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEOverexposedby Tate James; Heather LongCOVER COMING SOON

Overexposed

by Tate James; Heather Long
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Readable on its own: recorded
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
Owned By the Berserkers by Lee Savino book cover

Owned By the Berserkers

by Lee Savino
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Berserker
Dark / BrutalObsessive / Possessive
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
captivity or forced proximitydangerous powerenemies-to-lovers elementsfated mates
＋ Add to My Library
View Book
Pack Ebon Red by C.M. Stunich book cover

Pack Ebon Red

by C.M. Stunich
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Seven Mates of Zara Wolf
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPack Ivory Emeraldby C.M. StunichCOVER COMING SOON

Pack Ivory Emerald

by C.M. Stunich
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Seven Mates of Zara Wolf
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPack Obsidian Goldby C.M. StunichCOVER COMING SOON

Pack Obsidian Gold

by C.M. Stunich
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Seven Mates of Zara Wolf
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPack Violet Shadowby C.M. StunichCOVER COMING SOON

Pack Violet Shadow

by C.M. Stunich
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Seven Mates of Zara Wolf
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
Persephone and Hades by Lee Savino; Stasia Black book cover

Persephone and Hades

by Lee Savino; Stasia Black
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Readable on its own: recorded
Dark / BrutalObsessive / Possessive
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
captivity or forced proximitydangerous powerenemies-to-lovers elementsfated mates
＋ Add to My Library
View Book
Pheromone by C.M. Stunich book cover

Pheromone

by C.M. Stunich
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: For the Love of Aliens
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPirate Witchby Marie MistryCOVER COMING SOON

Pirate Witch

by Marie Mistry
Field verification date: Not recorded yet
HEA/HFN Series: The Deadwood
Dark / Brutal
Spice4/5
Darkness8/10
Obsession8/10
Romance8/10
chosen oneEnemies to loversfated matesfound family
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPlierby Jane WashingtonCOVER COMING SOON

Plier

by Jane Washington
Field verification date: Not recorded yet
Series: Ironside Academy
Angsty / EmotionalSuspenseful / Tense
Spice1/5
Darkness7/10
Obsession7/10
Romance7/10
academyfated matesforbidden attractionforced proximity
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Bloodyby K.A. KnightCOVER COMING SOON

Pretty Bloody

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Facesby K.A. KnightCOVER COMING SOON

Pretty Faces

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Hotby K.A. KnightCOVER COMING SOON

Pretty Hot

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Painfulby K.A. KnightCOVER COMING SOON

Pretty Painful

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Stormyby K.A. KnightCOVER COMING SOON

Pretty Stormy

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPretty Wildby K.A. KnightCOVER COMING SOON

Pretty Wild

by K.A. Knight
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Fallen Gods
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
Promised in Blood by Sadie Kincaid book cover

Promised in Blood

by Sadie Kincaid
Field verification date: Not recorded yet
Last information check:
?An automated source lookup or an editor’s sourced check was recorded on this date. A lookup may have found no match. This does not mean all Eerie ratings, tropes, content warnings or Kindle Unlimited availability were reverified. Field verification is shown separately.
Series: Broken Bloodlines
Dark / BrutalGothic / Atmospheric
Spice4/5
Darkness7/10
Obsession8/10
Romance8/10
dangerEnemies to loversfated matesmagic
＋ Add to My Library
View Book
EERIEEFFICIENCYEEPsycho Faeby Jasmine MasCOVER COMING SOON

Psycho Fae

by Jasmine Mas
Field verification date: Not recorded yet
Series: Cruel Shifterverse
Dark / Brutal
Spice3/5
Darkness8/10
Obsession8/10
Romance7/10
deadly trialsEnemies to loversfated matesforced proximity
＋ Add to My Library
View Book
1…678910…12
Help Eerie stay accurate

See something wrong?

Eerie ID

Reports enter a private editorial review queue. Nothing you submit changes a Book automatically.

Your dark romance companion

Keep Eerie on your home screen

Install Eerie Efficiency through your browser. Your existing account works here; you may need to sign in again in the app.

iPhone or iPad

  1. Open this site in Safari.
  2. Open the Share menu, then choose Add to Home Screen.
  3. If shown, leave Open as Web App enabled, then tap Add.

Android

Open this site in Chrome. Tap the browser menu, then Install app or Add to Home screen, if available.

Computer

In Chrome or Edge, look for the install icon near the address bar, or use the browser’s app installation menu. Options vary by browser.

If you opened Eerie inside Facebook, Instagram or another app, first open it in Safari or Chrome.

Books, searches, quizzes and your library need an internet connection. Your private reading information is not saved for offline viewing.