Emilia (Othello) exits and reappears after the brawl which disgraces Cassio. At the end of the scene, Iago is alone and plots to have Emilia "move for Cassio to her mistress". In 3.1, Cassio asks Emilia, "Give me advantage of some brief discourse with Desdemona alone." and Emilia allows him to enter. In 3.3, Emilia is present when Desdemona and Cassio confer, and present again when Desdemona urges Othello to receive the lieutenant. In the same scene, Emilia finds Desdemona's handkerchief, but, she hands it over to Iago as he had been urging her to steal it. He takes it and forbids
Othello (character) Othello kills his wife out of jealousy by strangling her, only to realize that his wife was faithful after Emilia reveals the truth, at which point he commits suicide. "Othello" has its source in the 1565 tale "Un Capitano Moro" from "Gli Hecatommithi" by Giovanni Battista Giraldi Cinthio. While no English translation of Cinthio was available in Shakespeare's lifetime, it is probable that Shakespeare knew both the Italian original and Gabriel Chappuy's 1584 French translation. Cinthio's tale may have been based on an actual incident occurring in Venice about 1508. It also resembles an incident described in the earlier tale