Quartus disease is a deadly virus that causes the rapid development of cancer in the body. An infected person is doomed to death two years after infection. The disease is considered the scourge of our time and poses a danger to the entire population of the Earth. It is impossible to cure, there are only two options: to accept your fate and quietly fade away, or to look for ways to prevent infection in the first stages of the development of the virus. But this is no longer possible. You can fight the disease by defeating its symptoms in order to survive as long as possible.