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The U. S. Presidential election is approaching. Republican presidential candidate Senator Sedgwick Sexton has lashed out at the current president's aerospace policies and has won the support of the majority of American voters. The situation is extremely unfavorable for the current president's re-election. At this critical moment, NASA reported an amazing scientific result to the president: they had made a major discovery under the Arctic Ocean... This discovery is of great significance to U. S. Aerospace policy and the imminent presidential election. In order to confirm this extraordinary discovery, the president dispatched Rachel Sexton, an intelligence analyst from the National Survey and the daughter of his opponent in the presidential election, to the glacier-covered and harsh Arctic Circle to verify it with the charismatic scientific icon Michael Toland and several scientists from different fields. Rachel and Michael accidentally discover an incredible scientific hoax...

Harvard semiotician Robert Langdon wakes up from his bed in a Florence hospital with a splitting headache, buried among pipes and a pile of medical equipment. He couldn't understand how he ended up in Italy when he was supposed to be on the campus of Harvard University. In his vague dream, a breathtakingly beautiful masked woman whispered to him across the churning river stained red with blood: Search, and you will find... Two doctors, the elder Marconi and the young Sienna, explained his condition to Robert Langdon and described the circumstances of his arrival. At this time, a woman in black suddenly broke into the intensive care unit and shot Marconi who tried to stop her without explanation. Sienna grabbed Robert Langdon and ran away...

At midnight, the elderly director of the Louvre Museum was murdered. At the last moment of his life, the curator took off his clothes, clearly arranged his body in the shape of Leonardo da Vinci's famous painting "Vitruvian Man", lay down on the parquet floor of the art gallery, and left an elusive password next to the body. Semiotics expert Robert Langdon and codebreaking genius Sophie Neveu set out to sort out a large number of strange codes. They discovered that a series of clues were hidden in Leonardo da Vinci's works of art! Langdon suddenly realized that the curator was actually a member of the Priory of Sion - a secret organization founded in 1099. Its members include many great figures in Western history, such as Newton, Botticelli, Victor Hugo and Leonardo da Vinci! Langdon suspected that they were looking for a groundbreaking historical secret, one that was both enlightening and dangerous...

A devout believer in God, Leonardo Witler, an outstanding scientist at the European Organization for Nuclear Research, devoted his life to proving the existence of God through scientific means. He and his adopted daughter, the mysterious and charming scientist Vittoria, successfully created an extremely powerful energy-"antimatter" in the laboratory. Before this major discovery was announced to the public, Leonardo was brutally murdered in the laboratory. One of his eyes was gouged out by the murderer, and a mysterious mark - "Illuminati" - was printed on his chest! What's even more shocking is that the antimatter hidden underground disappeared. Harvard University semiotics expert Robert Langdon was invited by the head of the European Organization for Nuclear Research to investigate this mysterious symbol. On the day he arrived, the missing antimatter was discovered somewhere beneath the Vatican City. Antimatter leaving the laboratory will explode on its own after twenty-four hours...

Harvard University semiotician Robert Langdon was unexpectedly invited to give a lecture at the U. S. Capitol in Washington that night. Within minutes of Langdon's arrival, things took a startling turn. A frightening thing appeared in the Capitol - a human hand with three fingers in the shape of a fist. The extended thumb and index finger pointed directly at the sky. Each finger had strange tattoos with special semiotic meanings. From the ring, Langdon recognized the hand of his most beloved mentor, Peter Solomon, a famous Freemason and philanthropist. He also recognized that the pose of the hand, combined with the tattoos on it, was an ancient symbol of invitation, designed to introduce the invitee to a long-lost world of mysterious wisdom. Langdon realizes that Peter Solomon has been brutally kidnapped. If he wants to rescue his mentor, he must accept this mysterious invitation...

Harvard University semiotics expert Robert Langdon was invited to attend a major press conference at the Guggenheim Museum in Bilbao, Spain. His student of twenty years ago - now an internationally renowned computer expert and futurist - Edmund Kirsch is about to unveil a startling discovery related to two major problems that humans have not solved for a long time: Where do we come from? Where are we going? As soon as the event began, Langdon and hundreds of audience members were deeply attracted by Edmund's wonderful speech. But sudden chaos ruined this carefully planned party - Edmond was hit in the head by a bullet flying from the dark. What did Edmund discover? Why would anyone want to kill him...