Walking in the park with the dog of her elderly neighbor Lidia Vasilievna, Yana discovered the mutilated corpse of a young girl sitting in a booth of the Ferris Wheel. She soon learned that such an incident was not the first. According to the police, a cruel maniac is operating in their area, who was nicknamed the Carousel Man for his love of attractions. Yana decided to try to forget about what she saw in the park, but it turned out that the Carousel Man had completely different plans for her...