It is inscribed in our reality, like a mathematical formula or a physical law. Being part of DNA, it consumes energy and causes human bodies to work in "emergency light" mode. Because of it, we accumulate errors and break down like broken machines. He is a biological entity and a Universal program. By changing it, people upset the balance, and the Universe itself began hunting them. Is he a disease or a cure? Here is the secret that the heroes have to reveal... Experiments with artificial intelligence lead to the fact that teenagers find themselves in the midst of showdowns between the special services, bandits and even the church. Fleeing from persecution, the heroes of the book place Trombe, a virtual fighter, a former computer game bot, who now accumulates all the artificial intelligence of the Network, into their brains. But now they are faced with another danger: the former human symbiont - the Virus. He was expelled by Thrombus into the computer network and now declares war on all humanity...