Act 5 of Macbeth sees the downfall and deaths of Lady Macbeth and Macbeth. Lady Macbeth's guilt over their crimes drives her to insomnia and eventually suicide. Bereft of his wife's counsel and support, Macbeth's kingdom continues to crumble as Malcolm's rebellion grows stronger. Macduff confronts and kills Macbeth, fulfilling the witches' prophecy. The play ends with Malcolm assuming the throne as the rightful king is restored.