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: secret-identity×
21 books match your taste
1 active filters

All the Lies by S.T. Abby book cover

All the Lies

by S.T. Abby
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: Mindf*ck
Addictive / BingeableObsessive / Possessive
Spice3/5
Darkness10/10
Obsession8/10
Romance8/10
FBI profilerFemale serial killermorally gray heroinerevenge
＋ Add to My Library
View Book
Bang by E.K. Blair book cover

Bang

by E.K. Blair
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: Black Lotus
Spice5/5
Darkness10/10
Obsession9/10
Romance7/10
childhood traumamanipulationrevengesecret identity
＋ Add to My Library
View Book
Debt by Nina G. Jones book cover

Debt

by Nina G. Jones
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.
KU HEA/HFN Readable on its own: recorded
Angsty / EmotionalDark / Brutal
Spice5/5
Darkness10/10
Obsession10/10
Romance7/10
Enemies to loversmorally black heroobsessionpunishment
＋ Add to My Library
View Book
Destroyed by Pepper Winters book cover

Destroyed

by Pepper Winters
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.
HEA/HFN Readable on its own: recorded
Spice5/5
Darkness9/10
Obsession9/10
Romance9/10
damaged heroforced proximitysecret identitysingle mother
＋ Add to My Library
View Book
EERIEEFFICIENCYEEDevil’s Thirstby Jill RamsowerCOVER COMING SOON

Devil’s Thirst

by Jill Ramsower
Field verification date: Not recorded yet
HEA/HFN Series: The Moretti Men Readable on its own: recorded
Dark / Brutal
Spice4/5
Darkness6/10
Obsession9/10
Romance9/10
ballerina heroinesecret identityslow burnStalker romance
＋ Add to My Library
View Book
EERIEEFFICIENCYEEFive Milesby Lili St. GermainCOVER COMING SOON

Five Miles

by Lili St. Germain
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: Gypsy Brothers
Spice4/5
Darkness10/10
Obsession9/10
Romance5/10
dark erotic suspenseinfiltrationmotorcycle clubrevenge
＋ Add to My Library
View Book
Green Light by Jescie Hall book cover

Green Light

by Jescie Hall
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
Spice5/5
Darkness8/10
Obsession10/10
Romance9/10
college romanceforced proximityonline obsessionsecret identity
＋ Add to My Library
View Book
EERIEEFFICIENCYEEMistletoe Masqueradeby Jill RamsowerCOVER COMING SOON

Mistletoe Masquerade

by Jill Ramsower
Field verification date: Not recorded yet
HEA/HFN Series: The Moretti Men Readable on its own: recorded
Obsessive / Possessive
Spice3/5
Darkness3/10
Obsession6/10
Romance10/10
Cinderella retellingholiday masqueradeOne-night standsecret identity
＋ Add to My Library
View Book
EERIEEFFICIENCYEEMy Husband, My Stalkerby Jessa KaneCOVER COMING SOON

My Husband, My Stalker

by Jessa Kane
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.
HEA/HFN Series: More Than a Crush Readable on its own: recorded
Spice5/5
Darkness7/10
Obsession10/10
Romance10/10
instalovemarriageobsessive herosecret identity
＋ Add to My Library
View Book
EERIEEFFICIENCYEESeven Sonsby Lili St. GermainCOVER COMING SOON

Seven Sons

by Lili St. Germain
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: Gypsy Brothers
Angsty / Emotional
Spice4/5
Darkness10/10
Obsession9/10
Romance5/10
captor/abuserdark erotic thrillerenemiesinfiltration
＋ Add to My Library
View Book
Sinners Condemned by Somme Sketcher book cover

Sinners Condemned

by Somme Sketcher
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: Sinners Anonymous
Spice4/5
Darkness7/10
Obsession8/10
Romance9/10
age gapEnemies to loversforced proximitygambling
＋ Add to My Library
View Book
EERIEEFFICIENCYEESix Brothersby Lili St. GermainCOVER COMING SOON

Six Brothers

by Lili St. Germain
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: Gypsy Brothers
Dark / Brutal
Spice4/5
Darkness10/10
Obsession9/10
Romance5/10
dark suspenseinfiltrationmotorcycle clubrevenge list
＋ Add to My Library
View Book
EERIEEFFICIENCYEEThe Heights Crewby E.M. MooreCOVER COMING SOON

The Heights Crew

by E.M. Moore
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.
HEA/HFN Series: The Heights Crew
Dark / Brutal
Spice5/5
Darkness9/10
Obsession10/10
Romance9/10
dangerous crewEnemies to loversfound familyMafia romance
＋ Add to My Library
View Book
The Highwayman by Kerrigan Byrne book cover

The Highwayman

by Kerrigan Byrne
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.
HEA/HFN Series: Victorian Rebels Readable on its own: recorded
Spice4/5
Darkness8/10
Obsession9/10
Romance10/10
Childhood sweetheartshighwaymanhistorical romancescarred hero
＋ Add to My Library
View Book
The Risk by S.T. Abby book cover

The Risk

by S.T. Abby
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: Mindf*ck
Addictive / Bingeable
Spice4/5
Darkness9/10
Obsession8/10
Romance8/10
cat and mouseFBI profilerFemale serial killermorally gray heroine
＋ Add to My Library
View Book
The Stopover by T.L. Swan book cover

The Stopover

by T.L. Swan
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.
HEA/HFN Series: The Miles High Club Readable on its own: recorded
Funny / Banter-Heavy
Spice5/5
Darkness4/10
Obsession8/10
Romance10/10
billionaire bossEnemies to loversforced proximityOne-night stand
＋ Add to My Library
View Book
Throne of Vengeance by Rina Kent book cover

Throne of Vengeance

by Rina Kent
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.
HEA/HFN Series: Throne Duet
Spice4/5
Darkness9/10
Obsession9/10
Romance9/10
betrayalduet conclusionEnemies to loversMafia romance
＋ Add to My Library
View Book
EERIEEFFICIENCYEETraitor Witchby Marie MistryCOVER COMING SOON

Traitor Witch

by Marie Mistry
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: The Deadwood
Dark / Brutal
Spice3/5
Darkness6/10
Obsession6/10
Romance6/10
fated matesFramed heroinesecret identity
＋ Add to My Library
View Book
Under Your Scars by Ariel N. Anderson book cover

Under Your Scars

by Ariel N. Anderson
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
Angsty / Emotional
Spice4/5
Darkness10/10
Obsession9/10
Romance8/10
cat and mousedetective heroineforbidden lovesecret identity
＋ Add to My Library
View Book
Voyeur by Fiona Cole book cover

Voyeur

by Fiona Cole
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.
HEA/HFN Series: Voyeur Readable on its own: recorded
Angsty / Emotional
Spice5/5
Darkness6/10
Obsession8/10
Romance10/10
age gapexhibitionismforbidden romancesecret identity
＋ Add to My Library
View Book
Where Loyalties Lie by Jill Ramsower book cover

Where Loyalties Lie

by Jill Ramsower
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.
HEA/HFN Series: The Five Families Readable on its own: recorded
Dark / Brutal
Spice4/5
Darkness5/10
Obsession8/10
Romance8/10
forced proximityon the runsecret identity
＋ Add to My Library
View Book
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.