Andrej, a programmer, is developing his smart house project. To perfect his program, he moved with his wife Zuzana to a test house. He strives to introduce a bonus into the program - care for his wife. Suddenly someone else, someone mysterious takes control of the program. The idyll of a perfect life is replaced by a nightmare and a struggle for survival.

Mysterious events take place in an hotel: A feather flies from one room to another, and the customers are savagely killed by the sheets of their own beds.

A shy man observes a young woman in the metro. He comes forward to help when someone is bothering her. She makes a moves towards him.