R rated sci-fi books
5467 booksSci-fi books with mature content including explicit sex, graphic violence, or strong language. For adult readers.
The Windup Girl
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America Burning
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Time Travel to Le Chat Noir: A Gender Swap Time Travel Romance in 1920s Paris
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Dark Crusader
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Redzone
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The Blondes
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Reversal Hold
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The Great Book of Amber: The Complete Amber Chronicles, 1-10
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The Einstein Prophecy
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Winter Wolf
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Yarrick: The Pyres of Armageddon
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Taken by the Alien Bodyguard
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Mechanica
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The Great All-Star Animal League Ball Game
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Nemesis
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The Sentinel: The Complete Jane Harper Trilogy: The Jane Harper Trilogy, Books 1-3
RGone Girl
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The Dead House
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The Complete Age of Embers Series (Books 1-5): A Post-Apocalyptic EMP Survival Thriller (The Last War Universe, Book 2)
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Boom Box: Duck & Cover Adventures Series, Book 1-3
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Stinger
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Surplus Marines
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Brothers of the Snake
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Owls to Athens
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SPIN
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Return from the Stars
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Bridestone
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Nightfall
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A Warning in Blood
RKindred
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