Embark on the final chapter of the Симбионт saga, where you play a crucial role in the ultimate showdown. Guide Dr. Ivan Sobolev or the mercenary Berkut through the lab to uncover all the secrets of "Shelter M-2." With over 2000 locations, 3 story campaigns, 30+ achievement missions, and 5 unique endings, the finale promises an unforgettable experience.

Communicate in real-time style, choose between two heroes and 3 unique story branches, encounter over 60,000 messages, and experience a branching narrative like never before. Explore hidden rooms, solve puzzles, and interact with the environment in a more responsive way. The game features updated sound and music libraries, customizable message speed, pause settings, smart hint system, and much more.