- Secrets Have Jagged Edges
- Secrets In the Desert: Only a Select Few Know What the Government Is Hiding
- Secrets in the Land
- Secrets in the Shadows
- Secrets in Time
- Secrets Kept (The Hidden Dagger, Book One)
- Secrets Not Whispers
- Secrets of a D-List Supervillain
- Secrets of a Djinn
- Secrets of a Former Mayor
- Secrets of a Kingdom
- Secrets of a Lost Age
- Secrets of Alexandria
- Secrets of Arkea
- Secrets of Destiny
- Secrets of Drums, Doves, and Women
- Secrets of Fathara: The Azetha Series — Book 1
- Secrets Of Ghosts
- Secrets of Goth Mountain
- Secrets of Lost Island
- Secrets of Lunar Falls
- Secrets of Mercy
- Secrets of Moldara
- Secrets of Moth
- Secrets of Shadow Hill
- Secrets of Space
- Secrets of Temborn
- Secrets of Terra Silenti
- Secrets of the Ancient Grove
- Secrets of the Ancients
- Secrets of the Chocolate House
- Secrets of the Forest
- Secrets of the Golden Hourglass
- Secrets of the Hanged Man
- Secrets Of The Heart
- Secrets of the Moon Fox
- Secrets of the Night
- Secrets of the Nire
- Secrets of the Sages
- Secrets of the Sands
- Secrets of the Seers
- Secrets of the Soul (Vampire Love #1)
- Secrets of the South
- Secrets of the Stonechaser
- Secrets Of The Survivors
- Secrets of the Tau
- Secrets of the Throne
- Secrets of the Trade: A Shifty Magician Short Story
- Secrets of the Vampire Billionaire - Book 1
- Secrets of the Vampire Billionaire - Book 2
- Secrets of the Vampire Billionaire - Book 3
- Secrets of the Vampire Billionaire 3-Book Boxed Set Bundle
- Secrets of Ugly Creek
- Secrets of Windwood
- Secrets of Yden
- Secrets of Zynpagua
- Secrets On Earth
- Secrets Revealed
- Secrets Submerged
- Secrets sucrés
- Secrets To Reveal
- Secrets Unknown
- Secrets à l'ombre du manguier
- Secrets, Lies, and Meatballs: Magic and Mayhem Universe
- Secrets: Tales of Deadly Deception
- Secteur 13
- Section 130
- Section 31: Abyss
- Section 31: Cloak
- Section 31: Disavowed
- Section 31: Shadow
- Section G: United Planets
- Section 31: Shadow
- Section G: United Planets
- Section Némésis - Tome 4
- Section Thirteen
- Sector 12 and the Art of Burning
- Sector 12 and the Art of Dying
- Sector 12 and the Art of Falling
- Sector Bravo
- Sector Guard Bundle 1
- Sector Guard Bundle 2
- Sector Seven
- Sectors
- Sects and the City
- Secured Mail
- Securing Aisling
- Security Act 2070
- Security Agent's Alien Bartender
- Sed de otras cenizas
- Sedich: The Annals of Lusiartha - Book 1
- Seditious
- Seditious Sun
- Sedona Pack: Books 0 - 2: Southwestern Paranormal Romance with Shifters, Psychics, and Secrets
- Sedona Sacrifice
- Sedona Salvation: Southwestern Paranormal Romance with Shifters, Psychics, and Secrets
- Sedona Serenity
- Sedona Surrender
- Sedotta dal Cyborg
- Seducción Ciborg
- Seduce
- Seduce Me In Dreams
- Seduce Me In Flames
- Seduced and Enchanted
- Seduced and Ensnared
- Seduced by a Demon King
- Seduced by a Dragon (Fallen Immortals 5)