Four colleagues went on a business trip to conclude an important agreement, curry favor with their superiors and earn a promotion, but on the way back everything did not go according to plan - the heroes find themselves without money and connections in a mysterious small town... More and more obstacles arise between them and returning home. What is keeping them there - an unfortunate combination of circumstances or the city itself?
Kristina lives with Vitaly in a quiet family life, but her sarcastic world view does not coincide with Vitaly’s ideals. While she is engaged in household chores, he spends more and more time at work, and Kristina begins to suspect that this is somehow connected with the appearance of his young assistant Sonya in the office.
In 1984, a Russian research team goes below the surface to find out what secret the world's deepest borehole is hiding. On their expedition, something unexpectedly gruesome awaits the researchers.