There was an accident at the "Krot 529" secret facility where different viruses and vaccines against them were created. Neither of the staff members of the facility gets in touch. A special emergency team was sent into the underground scientific laboratory to recover the consequences of the accident.You will become of the specialists. What will wait for you in the secret laboratory? Find it out yourself! Features Large game map 10 floors, "Krot-529" scientific underground station. Each floor has a unique interior. Interaction It is possible to interact with many objects. Non-linearity. Opponents Various enemies, confront the enemies, explore dark rooms - all this will stand in the way to the salvation of the character. Unique epic bosses. A large number of weapons. Unknown danger, undiscovered world The game will give you unrivaled surge of adrenaline, an exciting storyline and unimaginable horrors. The world around the player will change; danger lurks at every turn. The revival of the genre A well-designed environment and properly selected lighting create an atmosphere of horror, high-quality audio sounds – all this creates a unique world of the game, which keeps you at the peak of tension from the beginning till the end. It is recommended to play with headphones for complete immersion.