This thriller novel follows symbologist Robert Langdon and cryptographer Sophie Neveu as they investigate a murder in the Louvre Museum in Paris. The murder leads them to a trail of clues hidden in the works of Leonardo da Vinci, revealing a religious mystery protected by a secret society for two thousand years. The mystery involves a conspiracy within the Catholic Church and threatens to overturn the foundations of Christianity.

In this thrilling spy novel, British secret agent James Bond is targeted by a Russian intelligence group, who lures him into a trap using a beautiful cipher clerk as bait. The plot thickens as Bond falls for the clerk and must navigate a series of dangerous encounters with Russian operatives, including a deadly face-off with a sadistic killer. The story is a blend of action, suspense, and romance, set against the backdrop of the Cold War.

This humorous science fiction novel follows the eccentric detective Dirk Gently, who operates based on the fundamental interconnectedness of all things. His cases involve time travel, ghosts, and an Electric Monk, a labor-saving device that believes things for you. Dirk's current investigation revolves around the disappearance of a cat, a multimillionaire, and a horse in a bathroom, all seemingly unrelated events, but in Dirk's holistic world, everything is connected.

A 14-year-old boy named Alex Rider is suddenly thrust into the world of espionage after his uncle's mysterious death. Trained by MI6, he is sent on a dangerous mission to investigate a billionaire businessman who plans to distribute lethal viruses through computers. Using his wits and skills, Alex must stop this nefarious plan and save the world.

In "The Pendragon Legend," a young academic from London is drawn into a world of esoteric mysteries and occult practices when he visits a friend's ancient Welsh estate. The narrative weaves together elements of gothic horror, romantic adventure, and comedic intrigue as the protagonist encounters a colorful cast of characters, including a beautiful cousin, a secretive uncle, and a charismatic count. As he delves deeper into the family's history and the local legends of the Pendragons, he finds himself entangled in a plot involving alchemy, ancestral curses, and a secret society, leading to a series of thrilling and supernatural events that challenge his rational worldview.

In this thrilling adventure, an ex-Justice Department operative stumbles upon a dangerous historical puzzle involving the Knights Templar. As he delves deeper into the mystery, he finds himself at the center of a deadly conflict between those who wish to protect the Templar's ancient secrets and those who seek to expose them. The quest leads him across Europe, racing against time and pursued by a shadowy cabal, as he tries to unravel centuries-old clues that could shake the foundations of Christianity and alter the world's power structure if revealed.

In this supernatural espionage thriller, a British intelligence agent uncovers a secret history of paranormal forces and Cold War intrigue. The protagonist is drawn into a world where mythical creatures and occult rituals are entwined with real historical events, particularly those involving the Soviet Union. As he navigates a shadowy battlefield that spans from the ruins of post-war Europe to the deserts of the Middle East, he must confront a demonic entity and unravel a conspiracy that challenges his understanding of reality, all while grappling with personal demons and a complex love interest. The novel blends historical fact with dark fantasy, creating a unique tapestry of suspense and supernatural warfare.