 When her father files bankruptcy and then dies, Rose s fiancé jilts her; she takes a job as a maid in a Montmartre kindergarten with 150 poor children. Rose gives each child loving attention, and soon she s their favorite. An especially needy child is Marie, a prostitute s daughter. Rose and she bond, and Marie is jealous of all attentions paid Rose, especially those of Dr. Libois, the school s physician. When Rose inadvertently guides the children through the educational experiment of a visiting scholar, and then discloses she has a college degree and is working beneath her station, the principal wants to fire her. Is there any way she can stay? And what will happen to Marie?