R rated sci-fi books

5467 books

Sci-fi books with mature content including explicit sex, graphic violence, or strong language. For adult readers.

SIMbiosys: Ultimate Cyber Attack
SIMbiosys: Ultimate Cyber Attack
E. Gordon Hoofnagle
R
Cybercats
Cybercats
Garry Kilworth
R
Veronica
Veronica
Nicholas Christopher
R
Tinkertown: A Steampunk Fantasy Adventure
Tinkertown: A Steampunk Fantasy Adventure
Phil Aerix
R
Sailor Song
Sailor Song
Ken Kesey
R
Nemesis
Nemesis
James Swallow
R
One Flew Over the Cuckoo's Nest
One Flew Over the Cuckoo's Nest
Ken Kesey
R
Zero History
Zero History
William Gibson
R
Camera Obscura
Camera Obscura
Lavie Tidhar
R
The Face on the Wall
The Face on the Wall
Carol Barton
R
The Camp of the Saints
The Camp of the Saints
Jean Raspail;Nathan Pinkoski;Ethan Rundell
R
Space Monsters #1
Space Monsters #1
Jason Russell Brazeal
R
Bloodchild and Other Stories
Bloodchild and Other Stories
Octavia E. Butler
R
Echoes of Issel
Echoes of Issel
Diann Thornley
R
The Hobgoblin Riot: Dominion of Blades Book 2
The Hobgoblin Riot: Dominion of Blades Book 2
Matt Dinniman
R
Janus Trap
Janus Trap
Rik Hoskin
R
Restarting the Apocalypse
Restarting the Apocalypse
Michael Chatfield
R
Stronghold Rising
Stronghold Rising
Lisanne Norman
R
Amplitudes
Amplitudes
Lee Mandelo
R
Blood Gorgons
Blood Gorgons
Henry Zou
R
Consolidation
Consolidation
Katie Van
R
The Purging of Kadillus
The Purging of Kadillus
Gav Thorpe
R
Night Secrets
Night Secrets
Cherry Adair
R
Wayward Galaxy 2
Wayward Galaxy 2
Jason Anspach;J N Chaney
R
Conscience of the Beagle
Conscience of the Beagle
Patricia Anthony
R
The Shadow Over Psyche Station
The Shadow Over Psyche Station
Yuval Kordov
R
Adulthood Rites
Adulthood Rites
Octavia E. Butler
R
All Fall Down
All Fall Down
John Saul
R
Fear the Sky
Fear the Sky
Stephen Moss
R
The Dark Tower III
The Dark Tower III
Stephen King
R