Inga Belova understands that Mr. Haushofer expects results from her, she has no choice but to go to negotiations with Nadia and Mitya. Inga informs them that soon regular troops will enter the city to clean up the territory, all infected will be killed. Nadia is the only chance to save mutated girls. Mitya and Nadia agree to take part in the development of a vaccine against the virus.
