Nymph Errant depicts the amorous adventures of young Evangeline Edwards, fresh from finishing school in Switzerland, who, while returning to Oxford to live with her maiden aunt, meets a dashing French revue producer on the train and is lured by him to that celebrated resort, Neauville. From there, Evangeline, in her arden pursuit of romance, finds herself with a succession of suitors in Paris, Venice, Athens, Smyrna, a Turkish harem and a barren spot in the desert. Miss Pratt, her school teacher, has urged Evangeline and her classmates to "experiment" and all of them have taken this advice to heart, for whever Evangeline travels, she encounters one of her school chums living in sin.