The protagonist, Arkady, is a middle-aged man, the whole meaning of whose existence is women. His studio apartment is a cozy place for dating and short romances. Suddenly, changes occur in a measured life as the son from his first marriage is transferred to a Moscow university and moves to live with his father. Arkady begins to teach Kohl the science of communication with women but a small apartment becomes too cramped for two. Moreover, the younger generation has completely different views on free love.