★Exciting thriller about the actual pandemic and an organization that has been provoking one every hundred years in the decade of the twenties of every century.
★HISTORICAL FACTS：
●The Black Death devastated Europe 700 years ago and many publications point out the start of it the decade of 1320 in the Gobi Desert in China and killed 25 million people in Europe.
●The Small Pox did ravages in the Aztec civilization in the decade of 1520 and made Hernán Cortés his conquest easy.
●The Pest of Marseille was the last big contagion in France, it killed nearly 45.000 people between 1720 and 1723.
●In 1820 there was a devastating episode of cholera. It started in 1817 in Southeastern Asia y it continued during part of the decade of the twenties.
●In 1918 started the Spanish flu, that killed 21 million people in the world until 1921.

Epidemiologist Mark Henley, one of the most reputed in the world, travels to Madrid from Berlin to meet an old friend, a historian named Andrea Moreno, who has spent years studying world demographics and the impact of epidemics on history. The woman is investigating in the Library of the Royal National Academy of Medicine and has found the writing of a doctor named Juan Díaz where he talks about the true causes of the 1918 influenza epidemic, known as the "Spanish Flu". Upon arrival in Spain, the government quarantines the entire country to avoid the spread of a mysterious virus that has originated in China and is spreading worldwide.
Mark and Andrea must travel to Rome, the Spanish doctor's letter points to a mysterious organization that causes pandemics every hundred years. At least since 1720, 1820, 1920 and that may be the responsible of the current one. Italy is closed to the world due to the epidemic and they will need to arrive clandestinely by a ship that takes them to Naples. There they will realize that someone is following them and is trying to get them to discover the truth. They manage to enter Rome despite the siege of the city and visit the Vatican archives, which are the ones that keep information on all epidemics since the Roman Empire. The priest Franchesco Rossi, an epidemiology specialist, will open the files for them, but soon he is assassinated. Authorities are searching them for this crime and for skipping the quarantine protocols. Thanks to a nun named Maria, they will arrive in Switzerland, where one of the most important epidemiology centers in the world is located. Dr. Klaus Von Kleist will hide them in the Institute. Apparently the 1918 flu originated in the United States and many specialists think that it was created by the German army to win the war and eliminate the allied army.

In Basel they are no longer secure. Professor Klaus warns them that the origin of this new Chinese virus can be found in Russia's secret laboratories in Saratov, near the Volga River. There they must contact a Russian doctor named Yuri Abramovich, who has evidence that an international organization has used a strain of the 1918 flu virus, to create a worldwide health cataclysm and gradually take over the world. In Saratov, the organization they are chasing called Club Valdai is based near Moscow. Heading into town, Mark is kidnapped, and Andrea, with Yuri's help, must enter the organization's headquarters, free her friend, and discover the organization's secret papers. In Moscow, Andrea and Yuri will meet the current director of the organization, who is a well-known Russian scientist. He will explain to them the need to control population growth and their duty to protect humanity. The club has rich and powerful members who want to reverse climate change, overpopulation and economic chaos even if it means the death of millions of people. They manage to free Mark and get the antidote, they must take him to Brussels so that the European Union can distribute it worldwide. The secret organization follows them, manages to kill Yuri, the person who receives them at the European Council is a traitor, but they manage to discover him and make public what happened. They succeed in stopping a pandemic and in arresting the culprits.

Mario Escobar Golderos (Madrid, Spain) has a degree in History, with an advanced studies diploma in Modern History. He has written numerous books and articles about the Inquisition, the Protestant Reformation, and religious sects. He is the director of the magazine Nueva Historia, in addition to being a contributing columnist in various publications. He has written more than 20 books and sold nearly a million copies worldwide. Most of his novels would be framed within the genre of historical thriller fiction. The work of Mario Escobar is well documented with big doses of suspense and adventure.

His sales both in Spain and Latinamerica are growing exponentially. The magazine Qué Leer has highlighted him as one of the most successful Spanish authors of 2016. His books have been translated to Chinese, Japanese, English, Russian, Portuguese, Danish, French, Italian, Czech, Duth, Polish, Bulgarian, Hungarian, Rumanian and Serbian.

His first book translated (Canción de Cuna in Auschwitz) is going very well worldwide, but specially in US (45.000 copies trade, 20000 ebook, 3000 audio so far), Poland (100.000 copies), Holand and Serbia. He got the EMPIK AWARD in Poland for being a major bestseller in 2019.