A ragged beggar shot dead by a sniper right at the doors of the special unit “Sigma” manages to hand Commander Gray Pearson an ancient Greek coin depicting the temple of the Delphic oracle. The victim is identified: it is Archibald Polk, who belonged to a community of elite scientists known as the “Jasons.” Recently, a splinter group of the “Jasons” had been carrying out secret experiments on autistic children, enhancing the unusual abilities they exhibited. However, the small subjects develop a strange side effect, and its uncontrolled growth threatens terrible consequences for all of humanity. Apparently, Archibald Polk was trying to warn “Sigma” about this. But what does an ancient Greek oracle have to do with it? To understand that, Gray Pearson and his companions must unravel a mystery shrouded in centuries. A new thrilling super-bestseller from the author of “Amazonia,” “The Abyss,” and “The Sand Devil”!