Leo, a young man living in a quiet, historic Volga city, enjoys his peaceful life in an old merchant house. On a winter morning, he is unexpectedly visited by a mysterious gray cat, brought by his neighbor, Aunt Varya. As the day unfolds, Leo learns that Aunt Varya is hospitalized, yet the cat’s presence seems connected to her. The story blends the mundane with the mystical, exploring themes of history, memory, and the inexplicable bonds between humans and animals.