Iago that Desdemona is having an affair with Cassio. This plan occupies the final three acts of the play. He manipulates his wife Emilia, Desdemona's lady-in-waiting, into taking from Desdemona a handkerchief that Othello had given her; he then tells Othello that he had seen it in Cassio's possession. Once Othello flies into a jealous rage, Iago tells him to hide and look on while he (Iago) talks to Cassio. Iago then leads Othello to believe that a bawdy conversation about Cassio's mistress, Bianca, is in fact about Desdemona. Mad with jealousy, Othello orders Iago to kill Cassio, promising to make
Emilia (Othello) is presumed his wife is present since Cinthio makes clear earlier in the tale that Desdemona often spent part of the day with the ensign's wife. However, his wife takes no part in the mischief. The next appearance of the ensign's wife in the tale occurs when Desdemona discusses her husband's troubling behaviour with her. Here, Cinthio makes clear the ensign's wife is aware of her husband's plotting, but remains silent in fear of him. She advises Desdemona not to give the Moor any cause for suspicion and to assure him of her love and loyalty. The last mention of