Moscow, 1902. The famous director Konstantin Stanislavsky, in search of inspiration for staging a new play, decides to get acquainted with the life of the city "bottom". He turns to Vladimir Gilyarovsky, a recognized expert on the Moscow slums, for help.

A happy-go-lucky detective confronts criminals and solves cases with fast-talking, hard-hitting style.

Angelina lives in a big city on the sea coast, where handsome men and beautiful women are strolling the streets with only one purpose: to have fun, flirt and love. But Angelina, being pretty, intelligent, and nice, finds herself lonely. She is a police officer and her job is helping abandoned kids, orphans, and troubled youngsters. One day one of her charges, a little boy, explains to Angelina how lonely, dull and useless she is. Those words have been bothering her ever since, and she decides to change herself.. Angelina starts her way through the darkness…