Viola tries to tell Orsino, Duke of Illyria, that his beloved Olivia is not the only woman deserving of his attention.
Viola is pretending to be Cesario, a page-boy in the court of Orsino, Duke of Illyria. The Duke uses her as a go-between in his courtship of Olivia, but Viola has fallen in love with Orsino herself, and tries without success to interest him in the possibility of a rival.