Andy is doing poorly in school to the embarrassment of his mother who is the current teacher. Mrs. Garvey hires Nellie Olesen to tutor Andy. Nellie shows Andy how she has been cheating and threatens him to do the same and not tell.
Andy's mother, a former teacher, becomes embarrassed by her son's performance in school, hires Nellie Oleson to tutor him. Nellie soon reveals how she gets good grades and forces Andy to keep her secret.