You are trapped in an abandoned research center where one of the few vaccines for COVID-19 in the world is located. No one knows how to overcome this terrible disease so it is up to you to find some clues and solve dozens of puzzles with the intention of producing a vaccine that will immunize humanity once and for all. Test your intelligence, and walk through all sorts of sinister spaces empty of all kinds of human activity. Are you ready to become a real hero? Good luck!