Ouroboros. A snake biting its own tail. For alchemists and hermeticists, it symbolized not only eternal life, but also the mysterious “elixir of immortality”, over the creation of which they struggled for centuries. But why were photographs of an ancient handwritten book found in the purse of female archaeologist Evelyn Bishop, who was kidnapped in Beirut? , on the binding of which an ouroboros is depicted? And why was this symbol carved on the walls of the ancient underground shelter, which Dr. Bishop was researching many years ago, and depicted on the wall of the laboratory where a mysterious fanatic conducted monstrous experiments on people? The daughter of the kidnapped Evelyn, geneticist Mia Bishop must penetrate the secret of ouroboros - otherwise not only her mother will die, but possibly thousands of innocent people...