- Sisters
- Sisters of Magic
- Sisters of the Moon Box Set (Books 1-3)
- Sit a Spell
- Six
- Six Branches
- Six Feet of Ridiculous
- Six Hours to Sunrise
- Six mois
- Six Months
- Six Moon Summer
- Six Scary Tales Vol. 1
- Sixpence and Selkies
- Sixshooter
- Sixth Grave on the Edge
- Sixx: Dakonian Alien Mail Order Brides 4 (Intergalactic Dating Agency)
- Size of his Shoes
- Sizigia
- Sizzle
- Sizzle and Burn
- Sizzling Dragons Box Set (Books 1-3: Fallen Immortals Series)
- Skapad för Odjuret
- Skar
- Skara Brae 'The Faery Mound'
- Skeet's Protection
- Skeptic in a Skirt
- Sketches
- Skid
- Skin
- Skin and Bones
- Skin Deep
- Skin Magic
- Skin to Skin
- Skin Trade
- Skin Walkers: Angel Lost
- Skin Walkers: Baymac
- Skin Walkers: Bellis
- Skin Walkers: Marko
- Skin Walkers: Mason
- Skin Walkers: Recker
- Skin Walkers: RedKnife
- Skin Walkers: Remy
- Skin Walkers: Taken
- Skin Walkers: Tyce
- Skin Walkers: York
- Skin-Walker: Werewolf Shifter Romance
- Skin: Royal Exiles Book 1
- Skinchanger: Wildes Blut
- Skinwalker
- SKIRTING THE ISSUE
- Sklavin der Dämonen
- Skugga
- The Bone Picker
- Sky Daughter
- Sky Full of Mysteries
- Sky Gold (Book 1 of the Nibiran Series)
- Sky Pirate
- Sky Riders
- Sky Song
- Sky Titans
- Sky's the Limit
- Sky's The Limit In Mexico & In Devon
- Skye Dreams
- Skye's Sanctuary
- Skye's Trail
- SkyFall
- Skylar's Gift
- Skypirate
- Skönheten och Odjuret
- Slade Blood Moon
- Slade's Desire
- Slade's Feisty Mate (Saber Chronicles Book Two)
- Slake His Thirst
- Slam Dance with the Devil
- Slammer
- Slash
- Slate
- Slate's Mistake
- Slater's Enchanting Mate
- Slaughter Daughter
- Slaughter Hill
- Slave
- Slave Gold
- Slave Gold 2: Cardinal Warriors
- Slave Gold 3: Darcy's Zennoxian Mates
- Slave Gold 4: United Alliance
- Slave Gold 5: Pendag's Saving Grace [Slave Gold 5]
- Slave Gold Dimensions 2: Goddess Gifted [Slave Gold Dimensions 2]
- Slave Gold Dimensions: No Mercy [Slave Gold Dimensions]
- Slave of the Beastmen
- Slave Princess
- Slave School Dropout
- Slave to a Vampire: Book 1 Catherine
- Slave to His Love [The Vampire District 3]
- Slave to Passion
- Slave to Pleasure
- Slave to Sensation
- Slave to the Alien Dragon
- Slave to the Dragon Lord [Cursed Dragons 1]
- Slaves
- Slaves to a Voice (Elementals 1)
- Slaves, Tome 8 : Les Maudits
- Slaves, Tome 2 : Prophétie
- Slaves, Tome 3 : Révélation
- Slaves, Tome 3,5 : Decease
- Slaves, Tome 4 : Avenir Sombre
- Slaves, Tome 4,5 : Senan
- Slaves, Tome 5 : Sanguin
- Slaves, Tome 5,5 : Trenton
- Slaves, Tome 6 : La Guerre Des Damnés
- Slaves, Tome 6,5 : Louis