Two friends are army officers, and the turbulent times throw them from the Civil War in the early 20s to the Soviet conflict in Finland, from China to the Urals.
During the twenty years school reunion classmates suddenly learn that one of them - Nadezhda Kruglova - is a proud mother of ten children.
An enterprising young man who practices medicine, striving to win the affection of his beloved, vows to cure her mother of a serious illness. To truly learn the secrets of medicine, he has to pretend to be deaf and mute and hire himself out as an assistant to the best doctor. Will the hero be able to keep his promise?
