A newlywed couple cancels their honeymoon and returns to the snowy Midwest to make the funeral arrangements for their best man, who died unexpectedly after their ceremony.
Mary and her friend, Rachel, are new students at St. Francis Academy, a boarding school run by the iron fist of Mother Superior. The immature teens grow bored and begin playing pranks on both the unsuspecting nuns and their unpleasant classmates, becoming a constant thorn in Mother Superior's side. However, as the years pass, Mary and Rachel slowly mature and begin to see the nuns in a different light.