- I Run With Werewolves - Erotica Short
- I Saved Too Many Girls and Caused the Apocalypse Volume 10
- I Saved Too Many Girls and Caused the Apocalypse Volume 11
- I Saved Too Many Girls and Caused the Apocalypse Volume 12
- I Saved Too Many Girls and Caused the Apocalypse Volume 13
- I Saved Too Many Girls and Caused the Apocalypse Volume 14
- I Saved Too Many Girls and Caused the Apocalypse Volume 2
- I Saved Too Many Girls and Caused the Apocalypse Volume 3
- I Saved Too Many Girls and Caused the Apocalypse Volume 4
- I Saved Too Many Girls and Caused the Apocalypse Volume 5
- I Saved Too Many Girls and Caused the Apocalypse Volume 6
- I Saved Too Many Girls and Caused the Apocalypse Volume 7
- I Saved Too Many Girls and Caused the Apocalypse Volume 8
- I Saved Too Many Girls and Caused the Apocalypse Volume 9
- I Saved Too Many Girls and Caused the Apocalypse: Volume 15
- I Saved Too Many Girls and Caused the Apocalypse: Volume 16
- I Say Goodbye
- I secondogeniti
- I See a Leopard
- I See Me
- I See Monsters
- I See Us
- I See You
- I segreti di Kane Town
- I segreti di Mydeklaine
- I Segugi dell'Ombra
- I Sentence You to Hell
- I Senza Tempo
- I Servi di Ir - La Caduta
- I Shall Not Emerge In A Land Where Injustice Prevails: A Mystic Power In A Lamp
- I Shall Slay the Dragon!
- I Shall Survive Using Potions! Volume 1
- I Shall Survive Using Potions! Volume 2
- I Shall Survive Using Potions! Volume 3
- I Shall Survive Using Potions! Volume 4
- I Shall Survive Using Potions! Volume 5
- I Shall Survive Using Potions! Volume 6
- I Shall Survive Using Potions! Volume 7
- I Should Have Been a Barbarian
- I sigilli del potere
- I Sigilli dell'Altior 3
- I Signori degli Elementi
- I signori del Malsem
- I signori del Malsem
- I Sing a Song of Mourning
- I Sing the Body Radioactive
- I Sistemi Gemelli
- I Slept With Your Imaginary Friend
- I sogni dell'universo (Parte Prima)
- I sogni di Tyra
- I Spy a Demon
- I Spy a Wedding Dress Mess
- I Stole You: Stories From the Fae
- I stworzył Bóg człowieka...
- I Supererrori - Secondo episodio
- I superstiti di Ridian
- I talismani dei draghi
- I Tawt I Taw a Putty Tat
- I tesori dell'angelo perduto
- I the Martian
- I Think, Therefore...
- I Think, Therefore...: A Science Fiction Story
- I tre cunicoli
- I tre frutti magici
- I tre moschettieri (Complete)
- I tre Re
- I tre regni
- I tre stati dell'acqua
- I tre volti dell'umanità - La danza del tempo
- I tuoi peccati ti troveranno
- I Turned Taranis, and All I Got Was This Lousy T-Shirt!
- I vampiri di San Pietroburgo
- I vampiri di Versailles
- I Vampiri e i Lupi (I Lupi del Re Vol. 3)
- I vermi della sabbia di Dune
- I viaggi di Sindbad
- I violini del cosmo
- I Vivi, i Morti e gli Altri
- I Walk in the Shadow
- I Wander Away
- I Wanna Be A Rockette
- I Want An Alien For Christmas
- I Want Something ...
- I Want To Be A Genius
- I Want to be A Regent Queen
- I Want To Be Alone
- I Want to Be an Exclusive King
- I Want to Know What Love Is...
- I Want Vengeance: Vampire Formula Series Book 0
- I Want Your Hex: Magic and Mayhem Universe
- I Was a Bottom-Tier Bureaucrat for 1,500 Years, and the Demon King Made Me a Minister (light novel)
- I Was a Teenage Ghost Hunter
- I Was a Teenage Weredeer
- I Was Born A Clone!
- I Was Never Afraid
- I Was Our Gypsy Monarch 1
- I was our Gypsy Monarch 2: Adopting my former son
- I Was Probed by Aliens and Lived to Tell the Tale
- I Watch My Dreams
- I Who Have Never Known Men
- I Will Fight Against Alcohol Abuse
- I Will Find You
- I Will Love You Forever
- I Will Love You in all Ages
- I Will Meet You at Asphodel's Pit
- I WILL NEVER FORGET YOU
- I Wish I Was a Cowboy
- I Work for GALEOP
- I Would Die For You
- I Wouldn't Be Surprised: A Short Story
- I Write Scripts For God
- I ♥ Populis
- I'll Be Back
- I'll Be Damned, Book #1 in the Anna Wolfe Series
- I'll Be Home
- I'll Be Home for Christmas
- I'll Be There For The Replay
- I'll Be There For You
- I'll Love You Forever: Weird Love Tales
- I'll Move So Fast
- I'll Take You There
- I'm (not) a serial killer
- I'm A Bitchy Supporting Actress
- I'm a Prodigy
- I'm Coming
- I'm Dreaming of an Undead Christmas
- I'm Entangled with Devil Husband