The Invisible Library Series

One spy. One dangerous book. One deadly mission. Discover the first book in this gripping fantasy mystery series – The Invisible Library is the astounding debut from bestselling author Genevieve Cogman. Perfect for fans of Mr Penumbra's 24-Hour Bookstore by Robin Sloan, Jasper Fforde's The...

Librarian-spy Irene is working undercover in an alternative London when her assistant Kai goes missing. She discovers he's been kidnapped by the fae faction and the repercussions could be fatal. Not just for Kai, but for whole worlds. Kai's dragon heritage means he has powerful allies, but also powerful enemies in the form of the fae. With this act of aggression, the fae are determined to trigger a war between their people - and the forces of order and chaos themselves.

In an alternate St. Petersburg, librarian-spy Irene faces unimaginable dangers – as her arch-nemesis returns. The Burning Page is the third instalment in the Invisible Library series from bestselling author Genevieve Cogman. Librarian-spy Irene is on probation – and absconding from a mission...

In a 1920s-esque America, Prohibition is in force, fedoras, flapper dresses and tommy guns are in fashion and intrigue is afoot. Intrepid librarians Irene and Kai find themselves caught in the middle of a dragon vs dragon contest. It seems a young librarian has become tangled in this conflict, and if they can't extricate him, there could be serious political repercussions for the mysterious library. And, as the balance of power across mighty factions hangs in the balance, this could even trigger war.

In 1890s Paris, a librarian and a detective must track down a killer – before the city goes up in flames. The Mortal Word is the enthralling fifth instalment in the Invisible Library series from Genevieve Cogman. A corrupt countess. A spy in danger. And an assassin. Peace talks are always...

The trans-dimensional library teeters on the brink of catastrophe – and only one book can save it. The Secret Chapter is the sixth instalment in the Invisible Library series from Genevieve Cogman. As Irene tries to manage a fraught truce between the warring Fae and dragon factions – not to...

A mysterious archive. A powerful enemy. And a cunning plan. The Dark Archive is the seventh book in the Invisible Library series by Genevieve Cogman. Danger is part of the day job for a librarian-spy. So Irene’s hoping for a relaxing weekend break in Guernsey, on the tail of a rare book...

Return to the Invisible Library for Irene's most perilous mission yet! The Untold Story is the climactic eighth book in Genevieve Cogman's exhilarating series. For librarian-spy Irene, this could be her last mission. She has been sent on a terrifying, dangerous task – one which must be kept...