WEBMar 7, 2024 · Jealous of Othello’s success and envious of Cassio, Iago plots Othello’s downfall by falsely implicating Othello’s wife, Desdemona, and Cassio in a love affair. With the unwitting aid of Emilia, his wife, and the willing help of Roderigo, a fellow malcontent, Iago carries out his plan. Learn about the characters of Othello as discussed by ...