 The Terror influenced stories of fear and imprisonment; a number of plots, including that of "Fidelio" and other operas based on the same libretto as well as that of "Les deux journées", were taken from real life.Stylistically, rescue opera was an outgrowth of the "opéra comique", a bourgeois genre.Like "opéras comiques", rescue operas contained spoken dialogue, popular musical idioms, and bourgeois characters.