In the dark streets of Cyprus, Roderigo attacks Cassio, who, uninjured, stabs Roderigo. Iago then wounds Cassio in the leg. Othello, hearing Cassio cry out, thinks that Iago has killed him, and departs to murder Desdemona. Iago then kills the wounded Roderigo.While Iago, joined by Lodovico and Gratiano, tends to Cassio. Bianca arrives.Iago accuses her of being a whore and of engineering the plot against Cassio that led to his injury.
Desdemona is asleep in bed when Othello enters. He kisses her and wakes her and once again charges her infidelity. Over her protests of innocence, he smothers her. When Emilia comes to tell Othello about the violence in the streets, he acknowledge the killing, telling her that Iago had informed him of Desdemona infidelity. Emilia cries of "Murder" bring Iago, Montano and Gratiano. Iago, under pressure, admits accusing Desdemona. When Emilia discloses the truth about the handkerchief, Othello tries, unsuccessfully, to kill Iago, and Iago kills Emilia. Othello aware of his enormous error in regarding Desdemona as unfaithful, stabs himself, falling dead on the bed beside Emilia and Desdemona. Iago is taken away to be tortured and killed.
Reference
Shakespeare, W. (1993). Othello. United States of America: Washington Square Press
