A sincere and good-natured woman in her mid-twenties decides to attend high school in place of her cousin who has no interest in returning to class. Disguised as a student, she attends her first day only to have her identity exposed by someone who knew her years ago. This acquaintance, now employed as the world history instructor at the school, confronts her about the impersonation right away. Their conversation reveals lingering connections from the past, setting the stage for deeper personal interactions ahead.