 Cecily is studying with her governess , Miss Prism . Algernon arrives , pretending to be Ernest Worthing , and soon charms Cecily . Long fascinated by Uncle Jack 's hitherto absent black sheep brother , she is <unk> to fall for Algernon in his role of Ernest ( a name she , like Gwendolen , is apparently particularly fond of ) . Therefore , Algernon , too , plans for the rector , Dr. Chasuble , to <unk> him " Ernest " . 
