Macbeth, the Thane of Glamis, receives a prophecy from a trio of witches that one day he will become King of Scotland. Consumed by ambition and spurred to action by his wife, Macbeth murders his king and takes the throne for himself.
The Moorish general Othello is manipulated into thinking that his new wife Desdemona has been carrying on an affair with his lieutenant Michael Cassio when in reality it is all part of the scheme of a bitter ensign named Iago.