Most Popular Adult Books of 2026

Sci-Fi Holiday Specials

The Alien Warrior's Valentine

Robin O'Connor

Science Fiction · Alien Romance · Adult · Valentine's Day Fiction · Holiday/Seasonal

February 14, 2026

Possessive Monsters #12

Dragon Me Crazy

Maggie Mayhem

Fantasy · Dragons · Fated Mates · Monster Romance · Paranormal Romance

August 6, 2026

Monster Mercenary Mates #9

Stalked by the Alien Mercenary

Robin O'Connor

Science Fiction · Alien Romance · Cyborg Romance · HEA Ending · Adult

April 14, 2026

Wrong Move, Right Monster #2

Never Text a Minotaur

Honey Phillips

Fantasy · Cozy Fantasy · Minotaur · Monster Romance · Adult

March 22, 2026

Serpents of Serant #10

The Naga Exile's Frozen Mate

Robin O'Connor

Science Fiction · Alien Romance · Fated Mates · Monster Romance · Naga

February 24, 2026

Fairhaven Falls #11

Guarded by My Gargoyle

Honey Phillips

Fantasy · Monster Romance · Paranormal Fantasy · Paranormal Romance · Adult

September 24, 2026

Monsters and Mistletoe

Snowed In With the Gargoyle

Vala Stone

Fantasy · Gargoyle · Monster Romance · Adult · Christmas Fiction

November 6, 2026

Treated by the Ogre

Jilli Waters

Fantasy · Cozy Fantasy · Ogre · Adult · Autumn Fiction

September 30, 2026

The Orc Hockey League #7

Naughty Pucking Orc

Ava Ross

Fantasy · Cozy Fantasy · Monster Romance · Orc · Sports Romance

December 7, 2026

The Orc Hockey League #8

Santa Pucking Orc

Honey Phillips

Fantasy · Cozy Fantasy · HEA Ending · Monster Romance · Orc

December 11, 2026

Wicker Men #1

Her Wicker Guardian

Alana Khan

Fantasy · HEA Ending · Monster Romance · Adult · Romance

October 11, 2026

Sunshine Valley Orcs #4

The Orc's Word

Alana Khan

Fantasy · Science Fiction · Forced Proximity · Monster Romance · Orc

November 29, 2026

The Sultryverse #2

Re:Claim

Jean Thesquare

Crime Fiction · Adult · Romance · Thriller

September 4, 2026

Monster Between the Sheets: Season 3

Bound to be Yours

Bella Blair

Fantasy · Demon · Forced Proximity · HEA Ending · Monster Romance

October 21, 2026

Starlight Alien Mail Order Brides #12

Hard Core Alien

Skye MacKinnon

Science Fiction · Alien Romance · Gargoyle · HEA Ending · Monster Romance

November 19, 2026

Starlight Alien Mail Order Brides #11

Stone Cold Alien

Skye MacKinnon

Science Fiction · Alien Romance · Gargoyle · HEA Ending · Monster Romance

October 22, 2026

The Orc Hockey League #6

Smitten Pucking Orc

Ava Ross

Fantasy · Cozy Fantasy · Monster Romance · Orc · Sports Romance

September 21, 2026

Ruby and the Wolf: A Wolf Shifter Fairytale Retelling

Lisa Carlisle

Fantasy · Fairy Tale Retellings · HEA Ending · Paranormal Romance · Adult

October 20, 2026

Sunshine Valley Orcs #2

The Orc's Gift

Alana Khan

Fantasy · Science Fiction · HEA Ending · Monster Romance · Orc

July 26, 2026

Monster Mercenary Mates #11

Desired by the Alien Mercenary

Robin O'Connor

Science Fiction · Alien Romance · Enemies To Lovers · Fated Mates · HEA Ending

December 18, 2026

The ABCs of Alien Abduction #3

C is for Captive

Honey Phillips

Science Fiction · Alien Romance · Forced Proximity · HEA Ending · Adult

August 20, 2026

Monsters and Margaritas #11

Vacation With The Alien Devil

Kate Sinner

Science Fiction · Alien Romance · Forced Proximity · HEA Ending · Adult

May 9, 2026

Xarc'n Warriors #15

Hunter's Harvest

Lynnea Lee

Science Fiction · Alien Romance · Dystopia · Post-Apocalyptic · Adult

October 8, 2026

Sunshine Valley Orcs #3

The Orc's Comfort

Alana Khan

Fantasy · Science Fiction · Forced Proximity · Monster Romance · Orc

August 30, 2026

The Orc Hockey League #3

Sweet Pucking Orc

Ava Ross

Fantasy · Cozy Fantasy · Monster Romance · Orc · Sports Romance

June 15, 2026

The Orc Hockey League #1

Perfect Pucking Orc

Honey Phillips

Fantasy · Cozy Fantasy · Monster Romance · Orc · Sports Romance

June 1, 2026

The Mythical Mates of Arcane Cove #2

Faeries and Frost

Carly Spade

Fantasy · Cozy Fantasy · Fae · Fated Mates · Monster Romance

January 30, 2026

Alien Wolf Tales #7

Alien Awakening

Honey Phillips

Science Fiction · Alien Romance · Fairy Tale Retellings · Adult · Shapeshifters

March 12, 2026

Monsters and Margaritas #4

Vacation with the Vampire

Vala Stone

Fantasy · Paranormal Fantasy · Paranormal Romance · Vampires · Adult

May 14, 2026

The ABCs of Alien Abduction #2

B is for Bonded

Honey Phillips

Science Fiction · Alien Romance · Fated Mates · HEA Ending · Adult

July 30, 2026

Fablehollow Adaptations #7

The Petal & The Briar

Ember Sage

Fairy Tale Retellings · HEA Ending · Slow Burn Romance · Adult · Retellings

September 7, 2026

A Violent Masterpiece

Jordan Harper

Crime Fiction · Suspense Thriller · Adult · Mystery · Thriller

April 28, 2026

Dragons on Mars #2

Ice Dragon's Heart

Honey Phillips

Science Fiction · Alien Romance · Dragons · Forced Proximity · HEA Ending

July 12, 2026

Dragons on Mars #1

Last Dragon on Mars

Honey Phillips

Science Fiction · Cyborg Romance · Dragons · Adult · Shapeshifters

April 26, 2026

Monsters and Mistletoe

Snowed in with the Orc Grinch

Jilli Waters

Fantasy · HEA Ending · Monster Romance · Orc · Adult

November 20, 2026

Holiday Spirits

Pumpkin King

Stormy O'Hara

Fantasy · Cozy Fantasy · HEA Ending · Instalove Romance · Paranormal Fantasy

September 10, 2026