Story and universe are based on the book titled "The Sacred and Terrible Air" written by the lead writer of the game Robert Kurvitz. The book itself drew inspiration from a years long tabletop RPG campaign the author was part of.

Based in the Metro universe. Takes place near the last chapters of Metro 2035.

Bases itself on the novel Roadside Picnic by Arkady and Boris Strugatsky.

Based on the book of the same name.

Based on the crime stories by Arthur Conan Doyle. The story isn't written by the author himself, rather in the same spirit of his works. Sequel to Crimes and Punishments.

Based on the Witcher books by Andrej Sapkowski

Based on the crime stories by Arthur Conan Doyle. The story isn't written by the author himself, rather in the same spirit of his works.

Adaptation of the book of the same name by Dmitry Glukhovsky

Based in the Metro universe. Takes place between Metro 2033 and Metro 2034.

Based in the Metro universe. Takes place between Metro 2033 and Metro 2034.

a lot of sherlock games, not all logged for now

Game's plot is heavily based on Heart of Darkness- Joseph Conrad

Loosely based on the book Alice's Adventures in Wonderland by Lewis Caroll.

Based on the Witcher books by Andrej Sapkowski

Adaptation of the book of the same name by Dmitry Glukhovsky

Based on Dante Alighieri's the Divine Comedy

Bases itself on the novel Roadside Picnic by Arkady and Boris Strugatsky.

Inspired by Heart of Darkness - Joseph Conrad and Red Harvest - Dashiel Hammett.

Bases itself on the novel Roadside Picnic by Arkady and Boris Strugatsky.

Draws inspiration from the novel Alamut - Vladimir Bartol.

Based on the Witcher books by Andrej Sapkowski

Also known as Sherlock Holmes versus Arsene Lupin. Uncertain if it's based on the book of similar name by Maurice Leblanc or its own standalone work.

Bases itself on the novel Roadside Picnic by Arkady and Boris Strugatsky.

Inspiration is a mix of Arthur Conan Doyle's crime mysteries and H.P. Lovecraft's Cthulu mythos.

Draws inspiration from the trilogy written by Agota Kristof: The Notebook, The Proof and The Third Lie.

Based on the crime stories by Arthur Conan Doyle. The story isn't written by the author himself, rather in the same spirit of his works. Acts as a prequel to The Mystery of the Mummy.

Based on the crime stories by Arthur Conan Doyle. The story isn't written by the author himself, rather in the same spirit of his works.

Based on the children's science fiction book series of the same name by Katherine Applegate

Loosely based on the book Alice's Adventures in Wonderland by Lewis Caroll.

Sequel to Parasite Eve.

Based on the book by Tom Clancy. Needs proof checking

Acts as a sequel to the book of the same name by Hideaki Sena

Based on a Chinese novel series called Romance of the Three Kingdoms

Based on the book of the same name by Harlan Ellison.

Adaptation of the King James' Bible.

Based on the works of Kenji Miyazawa. The author himself makes an appearance in the game.

Based on the novel by Mark Twain

Adaptation of the book Name of the Rose - Umberto Eco. Named differently since the developers didn't have the rights to use the original name.

note missing

Based on the book of the same name by James Clavell.

Series based on the novels of the same name

Adaptation of the novel of the same name by Ray Bradbury.

Largely written by the author himself, Douglas Adams.