The world’s most celebrated thriller writer returns with his most stunning novel yet—a propulsive, twisty, thought-provoking masterpiece that will entertain readers as only Dan Brown can do.

Robert Langdon, esteemed professor of symbology, travels to Prague to attend a groundbreaking lecture by Katherine Solomon—a prominent noetic scientist with whom he has recently begun a relationship. Katherine is on the verge of publishing an explosive book that contains startling discoveries about the nature of human consciousness and threatens to disrupt centuries of established belief.

But a brutal murder catapults the trip into chaos, and Katherine suddenly disappears along with her manuscript. Langdon finds himself targeted by a powerful organization and hunted by a chilling assailant sprung from Prague’s most ancient mythology. As the plot expands into London and New York, Langdon desperately searches for Katherine . . . and for answers.

In a thrilling race through the dual worlds of futuristic science and mystical lore, he uncovers a shocking truth about a secret project that will forever change the way we think about the human mind.

Dépêchez-vous de vivre, dépêchez-vous d'aimer. Nous croyons toujours avoir le temps, mais ce n'est pas vrai. Un jour, nous prenons conscience que nous avons franchi le point de non-retour, ce moment où l'on ne peut plus revenir en arrière. Ce moment où l'on se rend compte qu'on a laissé passer sa chance...

Ethan, Céline, Jessie. Un homme, une femme, une enfant. Trois personnages au bord du gouffre. Qui vont se croiser, se détruire et s'aimer. Ont-ils déjà franchi le point de non-retour?

Il leur reste 24 heures pour tout changer. Mais l'amour peut-il vaincre la mort?

Jack Blank is living the dream as a celebrity superhero-in-training in the Imagine Nation. Unfortunately, Jack's dream has a nightmare lurking under the surface—a shocking connection to the enemy supersoldier Revile, and a deadly Rüstov plot he can't tell anyone about... not even his closest friends.

When the heroes of the Imagine Nation discover that an attack by Rüstov sleeper agents is imminent, Jack is forced to trust his friends in a race against the clock to fight back mass hysteria, find the enemy spies, and thwart the Rüstov plans in time to prevent a devastating invasion.

We are not alone...

In a cave in the Himalayas, a guide discovers a self-mutilated body with the warning, "Satan exists". In the Kalahari Desert, a nun unearths evidence of a proto-human species and a deity called Older-than-Old. In Bosnia, something has been feeding upon the dead in a mass grave.

So begins mankind’s most shocking realization: that the underworld is a vast geological labyrinth populated by another race of beings. Some call them "devils" or "demons." But they are real. They are down there. And they are waiting for us to find them…