Three witches prophesy that Macbeth will become Thane of Cawdor and then King of Scotland.
Driven by ambition and fueled by his ruthless wife, Lady Macbeth, Macbeth murders King Duncan to fulfill the prophecy.
Plagued by guilt and paranoia, Macbeth becomes a tyrannical ruler, ordering more killings to secure his power.
The witches' prophecy that Banquo's descendants will be kings haunts Macbeth, leading him to order Banquo's murder.
Macduff, driven by the death of his family at Macbeth's hands, joins forces with Malcolm, Duncan's son, to overthrow the tyrant.
The witches give Macbeth false assurances of his safety, leading him to underestimate the threat.
In a bloody battle, Macduff confronts and kills Macbeth, fulfilling the witches' prophecy that no man of woman born could harm him.