Melanie Prescott's life changes rapidly when a mysterious stranger brings her a coded message. Having deciphered it, she learns that she has become a participant in a computer game, which, by the will of a madman, was transferred to reality. In this game, the Killer, pursuing the Victim, tries to kill her not virtually, but in reality, and the Victim is forced to save his life by solving clues and trying to get ahead of the Killer. A whole lot of money awaits the winner, but to be able to spend it, you need to be able to survive. Overcoming fear. Melanie begins a battle with a web of hints, riddles and encrypted notes entangling her. The book is written in the fashionable detective genre, involving puzzling adventures and no less puzzling secrets.